William A Therivel

William A Therivel is the author of "The GAM/DP Theory of Personality and Creativity", "The GAM - DP Theory of Personality and Creativity", "High Creativity Unmasked" and "The GAM/DP Theory of Personaility and Creativity".

Books by William A Therivel

The GAM - DP Theo...
Therivel, William A.
Hardback: $40.00

The GAM/DP Theory...
Therivel, William A.
Paperback: $40.00

The GAM - DP Theo...
Therivel, William A.
Hardback: $40.00

The GAM/DP Theory...
Therivel, William A.
Hardback: $40.00