Cita APA (7a ed.)

Willis, J. F., & Primack, M. L. (1990). Explorations in macroeconomics (3rd ed.). CAT.

Cita Chicago Style (17a ed.)

Willis, James Frederick, y Martin L. Primack. Explorations in Macroeconomics. 3rd ed. Redding, California: CAT, 1990.

Cita MLA (9a ed.)

Willis, James Frederick, y Martin L. Primack. Explorations in Macroeconomics. 3rd ed. CAT, 1990.