Levitt, Steven D.
Think like a freak
Noura Books, 2016
 Buku Teks
Paustiam, anthony D.
Imagine : enchancing your problem-solving and critical thinking skills / Anthony D.Paustiam
Prentice-Hall, 1997
 Buku Teks
Vangundy, Arthur B.
Getting to innovation: how asking the right questions generates the great ideas your company needs
American Management Association, 2007
 eBooks
Savransky, Semyon D.
Engineering of creativity: introduction to TRIZ methodology of inventive problem solving / Semyon D. Savransky
CRC Press, 2000
 Buku Teks
Fogler, H. Scott
Strategies for creative problem solving
Prentice-Hall, 2014
 Buku Teks