Cita APA (7th ed.)

HENDERSON, J. V., & POOLE, W. (1991). Principles of macroeconomics. D.C. Heath and Co.

Cita Chicago (17th ed.)

HENDERSON, J. Vernon, i William POOLE. Principles of Macroeconomics. Lexington: D.C. Heath and Co, 1991.

Cita MLA (9th ed.)

HENDERSON, J. Vernon, i William POOLE. Principles of Macroeconomics. D.C. Heath and Co, 1991.