1. Pollution studies on Nigerian rivers, I—Preliminary Report on the pollution level of River Ona and River Ogunpa;Ajayi;Bull. Chem. Soc. Nigeria,1977
2. Analysis of raw, potable and waste waters;Department of Environment London,1972
3. The chemistry of the River Niger in the Kainji Reservoir area;Imevbore;Arch. Hydrobiol.,1970
4. Pollution in Ikeja Industrial Estate;Jegede,1977
5. A study of the industrial effluents and waste disposal habits of some industries in the Iganmu and Apapa Industrial Estates of Lagos;Martins,1978