1888 – 1966
Bibliografía (26 obras)
Unlocking Your Creative Power
2010
Unlocking your creative power
2009
Your Creative Power
2007
Your Creative Power How To Use Imagination
1998
Your Creative Powers
1991
The effects of early education
1987
A.C.P.S., an applied creative problem solving process
1984
Applied imagination; principles and procedures of creative problem-solving
1979
1977
How to become more creative
1964
Wake Up Your Mind
The creative education movement (as of 1964)
Applied imagniation
1963
The gold mine between your ears.
1955
Applied Imagination
1953
Wake up your mind
1952
1951
Your creative power
1948
How to think up
1942
A short course in advertising
1921
Brass tacks of advertising
1915
