Malmqvist, B. (1989). Swedish heat pump projects 1986-1987: Research-development-full-scale experiments. Swedish Council for Building Research.
Chicago-referens (17:e uppl.)Malmqvist, Bertil. Swedish Heat Pump Projects 1986-1987: Research-development-full-scale Experiments. Stockholm: Swedish Council for Building Research, 1989.
MLA-referens (9:e uppl.)Malmqvist, Bertil. Swedish Heat Pump Projects 1986-1987: Research-development-full-scale Experiments. Swedish Council for Building Research, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.