APA引文

FAO. (1997). Improving agricultural extension: A reference manual. Rome: FAO.

Trích dẫn kiểu Chicago

FAO. Improving Agricultural Extension: A Reference Manual. Rome: FAO, 1997.

MLA引文

FAO. Improving Agricultural Extension: A Reference Manual. Rome: FAO, 1997.

警告：這些引文格式不一定是100％准確.