APA引文

John S Caldwell. (1986). Assessing rainy season vegetable production alternatives: A case study in "upstream" farming systems research. Taiwan: AVRDC.

Trích dẫn kiểu Chicago

John S Caldwell. Assessing Rainy Season Vegetable Production Alternatives: A Case Study in "upstream" Farming Systems Research. Taiwan: AVRDC, 1986.

MLA引文

John S Caldwell. Assessing Rainy Season Vegetable Production Alternatives: A Case Study in "upstream" Farming Systems Research. Taiwan: AVRDC, 1986.

警告：這些引文格式不一定是100％准確.