APA (7th ed.) Citation

LangleylhBilly C. Heat pump technology: Systems design, installation and troubleshooting (2nd ed.).

Chicago Style (17th ed.) Citation

LangleylhBilly C. Heat Pump Technology: Systems Design, Installation and Troubleshooting. 2nd ed. New JerseylbPrentice Halllc1989.

MLA (9th ed.) Citation

LangleylhBilly C. Heat Pump Technology: Systems Design, Installation and Troubleshooting. 2nd ed.

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