Kaufman, R. (1998). Strategic thinking: A guide to identifying and solving problems (rev. ed.). Internat. Soc. for Performance Improvement.
Chicago-Zitierstil (17. Ausg.)Kaufman, Roger. Strategic Thinking: A Guide to Identifying and Solving Problems. rev. ed. Washington, DC: Internat. Soc. for Performance Improvement, 1998.
MLA-Zitierstil (9. Ausg.)Kaufman, Roger. Strategic Thinking: A Guide to Identifying and Solving Problems. rev. ed. Internat. Soc. for Performance Improvement, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.