Dyfyniad APA

Gwartney, J., D., & Stroup, R., L. (1987). Microeconomics: : private and public choice (4th ed.). Harcourt Brace Jovanovich.

Dyfyniad Arddull Chicago

Gwartney, James, D., and Richard Stroup, L. Microeconomics: : Private and Public Choice. 4th ed. Sandiego: Harcourt Brace Jovanovich, 1987.

Dyfyniad MLA

Gwartney, James, D., and Richard Stroup, L. Microeconomics: : Private and Public Choice. 4th ed. Harcourt Brace Jovanovich, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.