APA引文

W R Walker. (1989). FAO irrgation and drainage paper N.45: Guidelines for designing and evaluating surface irrigation systems. Rome: FAO.

Trích dẫn kiểu Chicago

W R Walker. FAO Irrgation and Drainage Paper N.45: Guidelines for Designing and Evaluating Surface Irrigation Systems. Rome: FAO, 1989.

MLA引文

W R Walker. FAO Irrgation and Drainage Paper N.45: Guidelines for Designing and Evaluating Surface Irrigation Systems. Rome: FAO, 1989.

警告：这些引文格式不一定是100％准确.