APA (7th ed.) Citation

Down, P. G. (1969). Heating and cooling load calculations ([1st ed.].). Pergamon Press.

Chicago Style (17th ed.) Citation

Down, P. G. Heating and Cooling Load Calculations. [1st ed.]. Oxford, New York: Pergamon Press, 1969.

MLA (8th ed.) Citation

Down, P. G. Heating and Cooling Load Calculations. [1st ed.]. Pergamon Press, 1969.