Cita APA (7th ed.)

Grossman, G. (1967). Economic systems. Prentice-Hall.

Cita Chicago (17th ed.)

Grossman, Gregory. Economic Systems. Englewood Cliffs: Prentice-Hall, 1967.

Cita MLA (9th ed.)

Grossman, Gregory. Economic Systems. Prentice-Hall, 1967.