APA引文

(1991). Tropical root crops in a developing economy. Wageningen, Netherland: ISTRC.

Trích dẫn kiểu Chicago

Tropical Root Crops in a Developing Economy. Wageningen, Netherland: ISTRC, 1991.

MLA引文

Tropical Root Crops in a Developing Economy. Wageningen, Netherland: ISTRC, 1991.

警告：這些引文格式不一定是100％准確.