Simons, F. (1991). Overhanging and terraced buildings: Planning and construction. Dusseldorf: Beton-Verlag.
Παραπομπή Chicago StyleSimons, Franz. Overhanging and Terraced Buildings: Planning and Construction. Dusseldorf: Beton-Verlag, 1991.
Παραπομπή MLASimons, Franz. Overhanging and Terraced Buildings: Planning and Construction. Dusseldorf: Beton-Verlag, 1991.
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