APA引文

(1984). Process evaluation and research planning. New York: Chem Systems, Inc.

Trích dẫn kiểu Chicago

Process Evaluation and Research Planning. New York: Chem Systems, Inc, 1984.

MLA引文

Process Evaluation and Research Planning. New York: Chem Systems, Inc, 1984.

警告：這些引文格式不一定是100％准確.