APA (7th ed.) Citation

Langley, B. C. (1986). Refrigeration and air conditioning / Billy C. Langley (3rd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Langley, Billy C. Refrigeration and Air Conditioning / Billy C. Langley. 3rd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1986.

MLA (9th ed.) Citation

Langley, Billy C. Refrigeration and Air Conditioning / Billy C. Langley. 3rd ed. Prentice-Hall, 1986.

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