Pugel Thomas A. (2009). International Economics (13th.). Tata McGraw-Hill.
Chicagoスタイル(17版)引用形式Pugel Thomas A. International Economics. 13th. New Delhi: Tata McGraw-Hill, 2009.
MLA(9版)引用形式Pugel Thomas A. International Economics. 13th. Tata McGraw-Hill, 2009.
警告: この引用は必ずしも正確ではありません.