Não informado. (1996). Building Services Journal. Building Services Publications.
Chicago-Zitierstil (17. Ausg.)Não informado. Building Services Journal. London: Building Services Publications, 1996.
MLA-Zitierstil (8. Ausg.)Não informado. Building Services Journal. Building Services Publications, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.