Proctor,Tony. (1999). Creative Problem Solving for Managers (4.). routledge.
Chicago Edition CitationProctor,Tony. Creative Problem Solving for Managers. 4. london: routledge, 1999.
MLA Edition CitationProctor,Tony. Creative Problem Solving for Managers. 4. routledge, 1999.
Warning: These citations may not always be 100% accurate.