Cita APA (7th ed.)

Keiser, N. F. (1975). Macroeconomics (2a. ed.). Random House.

Cita Chicago (17th ed.)

Keiser, Norman F. Macroeconomics. 2a. ed. Nueva York: Random House, 1975.

Cita MLA (9th ed.)

Keiser, Norman F. Macroeconomics. 2a. ed. Random House, 1975.