KNAACK, . U. (2012). Prefabricated systems: Principle s of construction. Birkhauser.
Čikaški stil citiranja (17. izdanje)KNAACK, Ulrich. Prefabricated Systems: Principle S of Construction. Birkhauser, 2012.
MLA način citiranja (9. izdanje)KNAACK, Ulrich. Prefabricated Systems: Principle S of Construction. Birkhauser, 2012.
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