How to cite this article
APA /
Benson, N. U., Essien, J. P., & Bassey, D. E. (2007). Hydrobiological constraints of trace metals in surface water, coastal sediment and water lily of Calabar River, Nigeria. African Journal of Biotechnology , 6(20), 2358-2362.
Chicago /
Benson, N. U., Essien, J. P. and Bassey, D. E.. "Hydrobiological constraints of trace metals in surface water, coastal sediment and water lily of Calabar River, Nigeria." African Journal of Biotechnology 6, no. 20 (2007): 2358-2362.
MLA /
Benson, et al. "Hydrobiological constraints of trace metals in surface water, coastal sediment and water lily of Calabar River, Nigeria." African Journal of Biotechnology 6.20 (2007): 2358-2362.