Cita APA (7a ed.)
Oyewole, B., & Carsky, R. (2001). Multiple purpose tree use by farmers using indigenous knowledge in subhumid and semiarid northern Nigeria. Informa UK Limited.
Cita Chicago Style (17a ed.)
Oyewole, B., y R.J Carsky. Multiple Purpose Tree Use by Farmers Using Indigenous Knowledge in Subhumid and Semiarid Northern Nigeria. Informa UK Limited, 2001.
Cita MLA (9a ed.)
Oyewole, B., y R.J Carsky. Multiple Purpose Tree Use by Farmers Using Indigenous Knowledge in Subhumid and Semiarid Northern Nigeria. Informa UK Limited, 2001.
Precaución: Estas citas no son 100% exactas.