Cita APA (7th ed.)

Kregel, J. A. (1972). The theory of economic growth. Macmillan.

Cita Chicago (17th ed.)

Kregel, J. A. The Theory of Economic Growth. London: Macmillan, 1972.

Cita MLA (9th ed.)

Kregel, J. A. The Theory of Economic Growth. Macmillan, 1972.