Gaya APA

Frank, R, H., Bernanke, B, S. (2011). Principles of microeconomics : brief edition (2nd ed). New York: McGraw-Hill.

Gaya MLA

Frank, Robert, H.., Bernanke, Ben, S.. "Principles of microeconomics : brief edition". 2nd ed New York: McGraw-Hill, 2011. Text.