1. Criatividade;ALENCAR E. M. L. S.,1993
2. O desafio da inovação;ALENCAR E. M. L. S.,1993
3. The art of scientific investigation;BEVERIDGE W. I. B,1988
4. Frontiers of creativity research;VAN GUNDY A.,1987
5. Innovation & entrepreneurship;WHITING B. G.,1989