Cita APA

John, R. C., Itah, A. Y., Essien, J. P., & Ikpe, D. I. (2011). Fate of Nitrogen-Fixing Bacteria in Crude Oil Contaminated Wetland Ultisol. Springer-Verlag.

Chicago Style Citation

John, R. C., A. Y. Itah, J. P. Essien, i D. I. Ikpe. Fate of Nitrogen-Fixing Bacteria in Crude Oil Contaminated Wetland Ultisol. Springer-Verlag, 2011.

Cita MLA

John, R. C., A. Y. Itah, J. P. Essien, i D. I. Ikpe. Fate of Nitrogen-Fixing Bacteria in Crude Oil Contaminated Wetland Ultisol. Springer-Verlag, 2011.