Dyfyniad APA

Whitman, W. C., Johnson, W. M., & Tomczyk, J. A. (2000). Refrigeration & air conditioning technology (4th ed.). Delmar.

Dyfyniad Arddull Chicago

Whitman, William C., William M. Johnson, and John A. Tomczyk. Refrigeration & Air Conditioning Technology. 4th ed. Africa: Delmar, 2000.

Dyfyniad MLA

Whitman, William C., et al. Refrigeration & Air Conditioning Technology. 4th ed. Delmar, 2000.

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