Prashant Kumar. (2012). Product design: Creativity concepts and usability. PHI.
Chicago Edition CitationPrashant Kumar. Product Design: Creativity Concepts and Usability. New Delhi: PHI, 2012.
MLA引文Prashant Kumar. Product Design: Creativity Concepts and Usability. PHI, 2012.
警告:這些引文格式不一定是100%准確.