Cita APA (7a ed.)

Hagen, E. E. (1962). On the theory of social change: How economic growth begins. Homewood.

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

Hagen, Everett E. On the Theory of Social Change: How Economic Growth Begins. Homewood, 1962.