APA Citation

Billy C. Langley. (2003). Air conditioning & refrigeration troubleshooting handbook (1/2003.). Usa: Prentice hall.

Chicago Style Citation

Billy C. Langley. Air Conditioning & Refrigeration Troubleshooting Handbook. 1/2003. Usa: Prentice hall, 2003.

MLA Citation

Billy C. Langley. Air Conditioning & Refrigeration Troubleshooting Handbook. 1/2003. Usa: Prentice hall, 2003.

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