Kusuma, Y. (2010). Creative problem solving. Rumah Pengetahuan.
Chicago Style CitationKusuma, Yuriadi. Creative Problem Solving. Rumah Pengetahuan, 2010.
MLA CitationKusuma, Yuriadi. Creative Problem Solving. Rumah Pengetahuan, 2010.
Warning: These citations may not always be 100% accurate.