Cita APA (7a ed.)

Porges, F., & Porges, J. (1982). Handbook of heating, ventilating, and air conditioning (8th ed.). Butterworths.

Cita Chicago Style (17a ed.)

Porges, F., y John Porges. Handbook of Heating, Ventilating, and Air Conditioning. 8th ed. London ; Boston: Butterworths, 1982.

Cita MLA (8a ed.)

Porges, F., y John Porges. Handbook of Heating, Ventilating, and Air Conditioning. 8th ed. Butterworths, 1982.