APA引文

Harmston, F. K. (1983). The community as an economic system. Ames: Iowa State University Press.

Trích dẫn kiểu Chicago

Harmston, Floyd K. The Community As an Economic System. Ames: Iowa State University Press, 1983.

MLA引文

Harmston, Floyd K. The Community As an Economic System. Ames: Iowa State University Press, 1983.

警告：这些引文格式不一定是100％准确.