Gelatt, H. B. (1991). Creative decision making: Using positive uncertainty. Crisp Publications.
Cita Chicago Style (17a ed.)Gelatt, H. B. Creative Decision Making: Using Positive Uncertainty. Menlo Park, Calif.: Crisp Publications, 1991.
Cita MLA (9a ed.)Gelatt, H. B. Creative Decision Making: Using Positive Uncertainty. Crisp Publications, 1991.
Precaución: Estas citas no son 100% exactas.