Varian, H. R. (1993). Intermediate microeconomics: A modern approach (Third edition.). W.W. Norton.
Lua i Stíl Chicago (17ú heag.)Varian, Hal R. Intermediate Microeconomics: A Modern Approach. Third edition. New York: W.W. Norton, 1993.
Lua MLA (8ú heag.)Varian, Hal R. Intermediate Microeconomics: A Modern Approach. Third edition. W.W. Norton, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.