Cita APA

Frank, R. H. (2007). Principles of microeconomics. Boston: McGraw-Hill/Irwin.

Chicago Style Citation

Frank, Robert H. Principles of Microeconomics. Boston: McGraw-Hill/Irwin, 2007.

Cita MLA

Frank, Robert H. Principles of Microeconomics. Boston: McGraw-Hill/Irwin, 2007.

Atenció: Aquestes cites poden no estar 100% correctes.