Beton-Kalender. (2020). Berlin: Ernst & Sohn.
ISBD CitationBeton-Kalender . — Berlin : Ernst & Sohn, 2020. — III-XVI, 727-1268, A7-A18 Seiten; Illustrationen, Diagramme. — ISBN 9783433032688, 3433032688
MLA CitationBeton-Kalender.Berlin: Ernst & Sohn, 2020.
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