Cita APA

Whitman , W. C., & By , J.. (1988). Refrigeration and air Conditioning technology: Concepts ,procedures , and troubleshooting techniques. Delmar.

Citación estilo Chicago

Whitman , William C., and Johnson By. Refrigeration and Air Conditioning Technology: Concepts ,procedures , and Troubleshooting Techniques. Albary: Delmar, 1988.

Cita MLA

Whitman , William C., and Johnson By. Refrigeration and Air Conditioning Technology: Concepts ,procedures , and Troubleshooting Techniques. Delmar, 1988.