Cita APA

(1981). Nigeria, agricultural and trade policies. Washington: U.S. Departamento of Agriculture, Foreing Agricultural Service.

Citación estilo Chicago

Nigeria, Agricultural and Trade Policies. Washington: U.S. Departamento of Agriculture, Foreing Agricultural Service, 1981.

Cita MLA

Nigeria, Agricultural and Trade Policies. Washington: U.S. Departamento of Agriculture, Foreing Agricultural Service, 1981.

Precaución: Estas citas no son 100% exactas.