Gelatt, H. (2004). Creative decision making: Using positive uncertainty. Viva Books.
Cita Chicago (17th ed.)Gelatt, H. Creative Decision Making: Using Positive Uncertainty. New Delhi: Viva Books, 2004.
Cita MLA (9th ed.)Gelatt, H. Creative Decision Making: Using Positive Uncertainty. Viva Books, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.