Παραπομπή APA

Varian,Hal R. (1999). Intermediate microeconomics: A modern approach (5.). W W Norton & Company.

Παραπομπή Chicago Style

Varian,Hal R. Intermediate Microeconomics: A Modern Approach. 5. U S A: W W Norton & Company, 1999.

Παραπομπή MLA

Varian,Hal R. Intermediate Microeconomics: A Modern Approach. 5. W W Norton & Company, 1999.