APA引文

(1989). Training resource book for Agro-ecosystem mapping. Philippines: IRRI.

Trích dẫn kiểu Chicago

Training Resource Book for Agro-ecosystem Mapping. Philippines: IRRI, 1989.

MLA引文

Training Resource Book for Agro-ecosystem Mapping. Philippines: IRRI, 1989.

警告：这些引文格式不一定是100％准确.