Cita APA (7th ed.)

Benham, F. (1960). Economics: A general introduction (6th ed.). Pitnam.

Cita Chicago (17th ed.)

Benham, Frederic. Economics: A General Introduction. 6th ed. London: Pitnam, 1960.

Cita MLA (9th ed.)

Benham, Frederic. Economics: A General Introduction. 6th ed. Pitnam, 1960.