APA aipamena

HAVEMAN, R. H., & KNOPF. Kenyon A. (1981). The market system: An introduction to microeconomics.--Ed.4. John Wiley and Sons.

Chicago Style aipamena

HAVEMAN, Robert H., and KNOPF. Kenyon A. The Market System: An Introduction to Microeconomics.--Ed.4. New York: John Wiley and Sons, 1981.

MLA aipamena

HAVEMAN, Robert H., and KNOPF. Kenyon A. The Market System: An Introduction to Microeconomics.--Ed.4. John Wiley and Sons, 1981.