@book{PPN615826121, title = {Die b\"urgerliche Baukunst Theil 3, Band 1}, series = {GDML\_Books}, publisher = {Hoffmann}, address = {Hamburg}, year = {1800}, language = {de}, url = {http://dml.mathdoc.fr/item/PPN615826121} }
Büsch, Johann Georg. Die bürgerliche Baukunst Theil 3, Band 1. GDML_Books (1800), http://gdmltest.u-ga.fr/item/PPN615826121/