Cita APA (7a ed.)
Unamma, R., & Akobundu, I. (1989). Effects of tropical weeds on yield in white yam (Dioscorea rotundata Poir). Wiley.
Cita Chicago Style (17a ed.)
Unamma, R.P, y I. Akobundu. Effects of Tropical Weeds on Yield in White Yam (Dioscorea Rotundata Poir). Wiley, 1989.
Cita MLA (9a ed.)
Unamma, R.P, y I. Akobundu. Effects of Tropical Weeds on Yield in White Yam (Dioscorea Rotundata Poir). Wiley, 1989.
Precaución: Estas citas no son 100% exactas.