APA引文

Hoekstra, S. (1993). An export marketing for exporters of roots and tubers, plantain and palmheart in the Atlantic Zone of Costa Rica.

Citación estilo Chicago

Hoekstra, S. An Export Marketing for Exporters of Roots and Tubers, Plantain and Palmheart in the Atlantic Zone of Costa Rica. 1993.

MLA引文

Hoekstra, S. An Export Marketing for Exporters of Roots and Tubers, Plantain and Palmheart in the Atlantic Zone of Costa Rica. 1993.

警告：這些引文格式不一定是100％准確.