APA (7th ed.) Citation

Langley, B. C. (1988). Heating systems troubleshooting handbook. Prentice Hall.

Chicago Style (17th ed.) Citation

Langley, Billy C. Heating Systems Troubleshooting Handbook. Englewood Cliffs, N.J: Prentice Hall, 1988.

MLA (9th ed.) Citation

Langley, Billy C. Heating Systems Troubleshooting Handbook. Prentice Hall, 1988.

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