Cita APA (7a ed.)

Porges, J., & Porges, F. (1976). Handbook of heating, ventilating and air conditioning: Ready-reference tables and data (7th edition.). Newnes-Butterworths.

Cita Chicago Style (17a ed.)

Porges, John, y F. Porges. Handbook of Heating, Ventilating and Air Conditioning: Ready-reference Tables and Data. 7th edition. London: Newnes-Butterworths, 1976.

Cita MLA (9a ed.)

Porges, John, y F. Porges. Handbook of Heating, Ventilating and Air Conditioning: Ready-reference Tables and Data. 7th edition. Newnes-Butterworths, 1976.