APA (7th ed.) Citation

Allen, J. R., Walker, J. H., & Giesecke, F. E. (1935). Heating and air conditioning (4th ed.). McGraw-Hill book company, inc..

Chicago Style (17th ed.) Citation

Allen, John Robins, J. H. Walker, and Frederick E. Giesecke. Heating and Air Conditioning. 4th ed. New York: McGraw-Hill book company, inc., 1935.

MLA (9th ed.) Citation

Allen, John Robins, et al. Heating and Air Conditioning. 4th ed. McGraw-Hill book company, inc., 1935.