Não informado. (1979). Energy technology. National Swedish Board for Technical Development.
Chicago-Zitierstil (17. Ausg.)Não informado. Energy Technology. Stockholm: National Swedish Board for Technical Development, 1979.
MLA-Zitierstil (8. Ausg.)Não informado. Energy Technology. National Swedish Board for Technical Development, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.