APA-referens (7:e uppl.)

Hagen, E. E. (1962). On the theory of social change. Feffer and Simons.

Chicago-referens (17:e uppl.)

Hagen, Everett E. On the Theory of Social Change. Bombay: Feffer and Simons, 1962.

MLA-referens (9:e uppl.)

Hagen, Everett E. On the Theory of Social Change. Feffer and Simons, 1962.