APA (7th ed.) Citation

Howell, R. H., Sauer, H. J., Jr., & Coad, W. J. (1998). Principles of heating, ventilating, and air conditioning. American Society of Heating, Refrigerating and Air-Conditioning Engineers.

Chicago Style (17th ed.) Citation

Howell, Ronald H., Harry J. Sauer, Jr, and William J. Coad. Principles of Heating, Ventilating, and Air Conditioning. Atlanta, Ga.: American Society of Heating, Refrigerating and Air-Conditioning Engineers, 1998.

MLA (9th ed.) Citation

Howell, Ronald H., et al. Principles of Heating, Ventilating, and Air Conditioning. American Society of Heating, Refrigerating and Air-Conditioning Engineers, 1998.