APA (7th ed.) Citation

Langley, B. C. (1978). Comfort heating. Reston.

Chicago Style (17th ed.) Citation

Langley, Billy C. Comfort Heating. Reston, Virginia: Reston, 1978.

MLA (9th ed.) Citation

Langley, Billy C. Comfort Heating. Reston, 1978.

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