APA (7th ed.) Citation

Spencer, M. H., & Shapiro, B. J. (1980). Contemporary macroeconomics (4th ed.). Worth Publishers.

Chicago Style (17th ed.) Citation

Spencer, Milton H., and Betty Jane Shapiro. Contemporary Macroeconomics. 4th ed. New York, N.Y: Worth Publishers, 1980.

MLA (9th ed.) Citation

Spencer, Milton H., and Betty Jane Shapiro. Contemporary Macroeconomics. 4th ed. Worth Publishers, 1980.