Cita APA (7a ed.)

Heilbroner, R. L. (1972). Understanding microeconomics (2nd edition.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Heilbroner, Robert L. Understanding Microeconomics. 2nd edition. London: Prentice-Hall, 1972.

Cita MLA (8a ed.)

Heilbroner, Robert L. Understanding Microeconomics. 2nd edition. Prentice-Hall, 1972.