Cita APA (7th ed.)

Hickman, T. K., & Hickman, W. M. (1992). Global purchasing: How to buy goods and services in foreign markets. Business One Irwin.

Cita Chicago (17th ed.)

Hickman, Thomas K., i William M. Hickman. Global Purchasing: How to Buy Goods and Services in Foreign Markets. Homewood, Ill.: Business One Irwin, 1992.

Cita MLA (8th ed.)

Hickman, Thomas K., i William M. Hickman. Global Purchasing: How to Buy Goods and Services in Foreign Markets. Business One Irwin, 1992.