Não informado. (1985). Building Services. Chartered Institution of Building Services Engineers.
Chicago-Zitierstil (17. Ausg.)Não informado. Building Services. London: Chartered Institution of Building Services Engineers, 1985.
MLA-Zitierstil (8. Ausg.)Não informado. Building Services. Chartered Institution of Building Services Engineers, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.