Porges, J. (1976). Handbook of heating, ventilating and air conditioning. Newnes - butterworths.
Chicago Edition CitationPorges, John. Handbook of Heating, Ventilating and Air Conditioning. London: Newnes - butterworths, 1976.
MLA Edition CitationPorges, John. Handbook of Heating, Ventilating and Air Conditioning. Newnes - butterworths, 1976.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.