Strodthoff, W. (1995). Crew Training Complex in Köln-Porz. Bauwelt.
Chicagoスタイル(17版)引用形式Strodthoff, Werner. "Crew Training Complex in Köln-Porz." Bauwelt 1995.
MLA(8版)引用形式Strodthoff, Werner. "Crew Training Complex in Köln-Porz." Bauwelt, 1995.
警告: この引用は必ずしも正確ではありません.