Cita APA (7th ed.)

PIGOU, A. (1966). Income: An introduction to economics. Macmillan.

Cita Chicago (17th ed.)

PIGOU, A.C. Income: An Introduction to Economics. London: Macmillan, 1966.

Cita MLA (9th ed.)

PIGOU, A.C. Income: An Introduction to Economics. Macmillan, 1966.