Michalko, Michael, Thinkertoys : a handbook of creative-thinking techniques. - 2nd ed. - Berkeley, Calif. : Ten Speed Press, 2006. - xx, 394 p. ill. 24 cm. ISBN: 9781580087735 LCCN: Subjects--Topical Terms: Creative ability in business.Creative thinking. LC Class. No.: Dewey Class. No.: 650.019 MIC