Citazione APA

Freeman, H. E., & Jones, W. C. (1973). Social problems: Causes and controls (Ed.2.).

Stile di citazione Chicago

Freeman, Howard E., e Wyatt C. Jones. Social Problems: Causes and Controls. Ed.2. New York, Rand Mc Nally, 1973.

Citazione MLA

Freeman, Howard E., e Wyatt C. Jones. Social Problems: Causes and Controls. Ed.2. 1973.