APA ציטוט

Hagen, E. E. (1962). On the theory of social change: How economic growth begins. Illinois: The Dorsey Press.

Trích dẫn kiểu Chicago

Hagen, Everett E. On the Theory of Social Change: How Economic Growth Begins. Illinois: The Dorsey Press, 1962.

ציטוט MLA

Hagen, Everett E. On the Theory of Social Change: How Economic Growth Begins. Illinois: The Dorsey Press, 1962.