Roberts, F. (1978). A preliminary energy audit of combined heat and power district heating for a large UK city together with some alternative systems. Dep. of Energy Library.
Chicago-Zitierstil (17. Ausg.)Roberts, F. A Preliminary Energy Audit of Combined Heat and Power District Heating for a Large UK City Together with Some Alternative Systems. London: Dep. of Energy Library, 1978.
MLA-Zitierstil (9. Ausg.)Roberts, F. A Preliminary Energy Audit of Combined Heat and Power District Heating for a Large UK City Together with Some Alternative Systems. Dep. of Energy Library, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.