Engel, H., & Rapson, R. (2007). Structure systems. Hatje Cantz Verlag.
Chicago Style (17th ed.) CitationEngel, Heino, and Ralph Rapson. Structure Systems. Ostfildern: Hatje Cantz Verlag, 2007.
MLA (8th ed.) CitationEngel, Heino, and Ralph Rapson. Structure Systems. Hatje Cantz Verlag, 2007.
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