Cita APA (7a ed.)
Umeh, E., Joshi, R., & Ukwungwu, M. (1991). Natural biological control of African rice gall midge in Nigeria: IITA research guide, No. 37.
Cita Chicago Style (17a ed.)
Umeh, E.D.N, R. Joshi, y M.N Ukwungwu. Natural Biological Control of African Rice Gall Midge in Nigeria: IITA Research Guide, No. 37. 1991.
Cita MLA (9a ed.)
Umeh, E.D.N, et al. Natural Biological Control of African Rice Gall Midge in Nigeria: IITA Research Guide, No. 37. 1991.
Precaución: Estas citas no son 100% exactas.