APA (7th ed.) Citation

Langley, B. C. (2002). Heat pump technology (3rd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Langley, Billy C. Heat Pump Technology. 3rd ed. Upper Saddle River,NJ: Prentice Hall, 2002.

MLA (8th ed.) Citation

Langley, Billy C. Heat Pump Technology. 3rd ed. Prentice Hall, 2002.

Warning: These citations may not always be 100% accurate.