THUMANN, A. (1994). Energy Management Guide For Government Buildings. The Fairmant Press.
Chicago-referens (17:e uppl.)THUMANN, Albert. Energy Management Guide For Government Buildings. The Fairmant Press, 1994.
MLA-referens (8:e uppl.)THUMANN, Albert. Energy Management Guide For Government Buildings. The Fairmant Press, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.