Jonson, J. (1971). Winter building in Sweden =: Winterbau in Schweden = Stroitelʹnye raboty v Shve︠t︡sii v zimniĭ period. National Swedish Building Research.
Chicago-referens (17:e uppl.)Jonson, Jan-Åke. Winter Building in Sweden =: Winterbau in Schweden = Stroitelʹnye Raboty V Shve︠t︡sii V Zimniĭ Period. Stockholm: National Swedish Building Research, 1971.
MLA-referens (8:e uppl.)Jonson, Jan-Åke. Winter Building in Sweden =: Winterbau in Schweden = Stroitelʹnye Raboty V Shve︠t︡sii V Zimniĭ Period. National Swedish Building Research, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.