Não informado. (1985). Building Services. Chartered Institution of Building Services Engineers.
Čikaški stil citiranja (17. izdanje)Não informado. Building Services. London: Chartered Institution of Building Services Engineers, 1985.
MLA način citiranja (8. izdanje)Não informado. Building Services. Chartered Institution of Building Services Engineers, 1985.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.