Cita APA

(1981). Cimmyt's maize program presentation week - September 7-11,1981. México: International Maize and wheat improvement center.

Citación estilo Chicago

Cimmyt's Maize Program Presentation Week - September 7-11,1981. México: International Maize and wheat improvement center, 1981.

Cita MLA

Cimmyt's Maize Program Presentation Week - September 7-11,1981. México: International Maize and wheat improvement center, 1981.