Melvin, M. &. B. (2013). Principles of Economics (9th.). Cengage Learning.
Chicagoスタイル(17版)引用形式Melvin, Michael & Boyes. Principles of Economics. 9th. Canada: Cengage Learning, 2013.
MLA(9版)引用形式Melvin, Michael & Boyes. Principles of Economics. 9th. Cengage Learning, 2013.
警告: この引用は必ずしも正確ではありません.