Cita APA (7a ed.)
Sanginga, N., Dashiell, K. E., Okogun, J., & Thottappilly, G. (1997). Nitrogen fixation and N contribution by promiscuous nodulating soybeans in the southern Guinea savanna of Nigeria.
Cita Chicago Style (17a ed.)
Sanginga, N., Kenton E. Dashiell, J.A Okogun, y G. Thottappilly. Nitrogen Fixation and N Contribution by Promiscuous Nodulating Soybeans in the Southern Guinea Savanna of Nigeria. 1997.
Cita MLA (9a ed.)
Sanginga, N., et al. Nitrogen Fixation and N Contribution by Promiscuous Nodulating Soybeans in the Southern Guinea Savanna of Nigeria. 1997.
Precaución: Estas citas no son 100% exactas.