Cita APA (7a ed.)
Ishiyaku, M., & Singh, B. (2004). Inheritance of purple pigmentation on vegetative parts in cowpea (Vigna unguiculata (L.) Walp.). Elsevier.
Cita Chicago Style (17a ed.)
Ishiyaku, M., y B. Singh. Inheritance of Purple Pigmentation on Vegetative Parts in Cowpea (Vigna Unguiculata (L.) Walp.). Elsevier, 2004.
Cita MLA (9a ed.)
Ishiyaku, M., y B. Singh. Inheritance of Purple Pigmentation on Vegetative Parts in Cowpea (Vigna Unguiculata (L.) Walp.). Elsevier, 2004.
Precaución: Estas citas no son 100% exactas.