APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (8. p.)

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

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