Cita APA (7a ed.)
Robinson, S. (1999). Shifts in world agricultural trade. National Policy Association.
Cita Chicago Style (17a ed.)
Robinson, Sherman. Shifts in World Agricultural Trade. National Policy Association, 1999.
Cita MLA (9a ed.)
Robinson, Sherman. Shifts in World Agricultural Trade. National Policy Association, 1999.
Precaución: Estas citas no son 100% exactas.