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引文Engel, Heino, and Ralph Rapson. Structure Systems. Hatje Cantz Verlag, 2007.
警告:這些引文格式不一定是100%准確.