APA引文

Sills, D. L. (1957). The volunteers: Means and ends in a national organization. Illinois: Columbia University.

Trích dẫn kiểu Chicago

Sills, David L. The Volunteers: Means and Ends in a National Organization. Illinois: Columbia University, 1957.

MLA引文

Sills, David L. The Volunteers: Means and Ends in a National Organization. Illinois: Columbia University, 1957.

警告：这些引文格式不一定是100％准确.