1. J Akan (2006). Determination of pollutant levels in some surface and water wastes samples from Kano metropolis, Nigeria. Determination of pollutant levels in some surface and water wastes samples from Kano metropolis, Nigeria, 88.
2. O Amukali (2012). Assessment of water pollution in Ndokwa-East Local Government area, Delta State, Nigeria. Assessment of water pollution in Ndokwa-East Local Government area, Delta State, Nigeria
3. Bhatia (2009). Water Pollution in Chemical Industries. Water Pollution in Chemical Industries, 658.
4. (2008). CIA-World fact Book: United Kingdom available. CIA-World fact Book: United Kingdom available
5. B Lawal,A Oke,A Awonuga,O Oyeniyi,I Soboyejo,Y Shofu,F Ugbodu,I Akintayo (1997). Effect of commercial probiotics on growth performance, carcass quality and haematological profile of Clarias gariepinus (Burchell, 1822) juveniles cultured in concrete tanks. Global Journal of Fisheries Science, 7(3), 99-104.
6. B Kolo (2007). Study on the chemical, Physical and biological pollutants in water and aqueous sediments of Lake Chad area, Borno State, Nigeria. Study on the chemical, Physical and biological pollutants in water and aqueous sediments of Lake Chad area, Borno State, Nigeria
7. Ph D Thesis Submitted to The University of Maiduguri. D Thesis Submitted to The University of Maiduguri, 12.
8. B Lawal,A Oke,A Awonuga,O Oyeniyi,I Soboyejo,Y Shofu,F Ugbodu,I Akintayo (2001). Effect of commercial probiotics on growth performance, carcass quality and haematological profile of Clarias gariepinus (Burchell, 1822) juveniles cultured in concrete tanks. Global Journal of Fisheries Science, 7(3), 99-104.
9. C Nwankwo,D Ogagarue (2011). Effects of gas flaring on surface and ground waters in Delta State, Nigeria. Journal of Geology and Mining Research, 3(5), 131-136.
10. P Nwilo,O Badejo (2005). Management of Oil spill dispersal along the Nigerian Coastal Areas. J. Envtal Mgt, 4, 42-51.
11. O Olaniran (1986). On the classification of tropical climates for this study of regional climatology: Nigeria as a case study. Geography Annaler. Series A. Physical geography, 68(4), 233-244.
12. J Oseji,M Ofomola (2010). Determination of groundwater Flow direction in Utagba Ogbe Kingdom, Ndokwa Land area of delta State, Nigeria. Archives of applied Science Research, 2(4), 324-328.
13. Miroslav Radojevic,Vladimir Bashkin (1976). Contents. Practical Environmental Analysis, xi-xx11.
14. R Vlaardingerbroek,C Emelle (2006). Integrated Production System Modeling in SPDC, Nigeria. SPE Annual Technical Conference and Exhibition, 18.
15. Yaw Twumasi,Edmund Merem (2006). GIS and Remote Sensing Applications in the Assessment of Change within a Coastal Environment in the Niger Delta Region of Nigeria. International Journal of Environmental Research and Public Health, 3(1), 98-106.
16. (2006). UNDP programme positioning. Niger Delta Human Development Report, 48.
17. (1991). Methods of chemical Analysis of water and waste water. Office of water, 8-21.
18. Usepa (2007). Test Method for Measurement of Metals in Workplace Atmospheres by Flame Atomic Absorption Spectrophotometry. Test Method for Measurement of Metals in Workplace Atmospheres by Flame Atomic Absorption Spectrophotometry
19. Umar Uh,Yunusa Dm,Ahmadu Ms,Umar Ua,Ali Am (2006). BRAIN COMPUTED TOMOGRAPHIC FINDINGS OF STROKE PATIENTS IN MAIDUGURI, NORTH-EASTERN NIGERIA. Kanem Journal Medical Sciences, 15(1), 1-9.
20. Who (1991). The Changing World. GEMS/WATER, 123-130.
21. Who (1996). World Health Organisation's guidelines for drinking water. World Health Organisation's guidelines for drinking water, 41-62.