APA引文

Earl M Kulp. (1977). Designing and managing basic agricultural programs. Bloomington: International Development Institut.

Trích dẫn kiểu Chicago

Earl M Kulp. Designing and Managing Basic Agricultural Programs. Bloomington: International Development Institut, 1977.

MLA引文

Earl M Kulp. Designing and Managing Basic Agricultural Programs. Bloomington: International Development Institut, 1977.

警告：这些引文格式不一定是100％准确.