Gaya APA

FISHMAN, A, E. (2006). Seven secrets of great entrepreneurial masters : the GEM power formula for lifelong success (-). New York: Mc Graw Hill.

Gaya MLA

FISHMAN, ALLEN, E.. "Seven secrets of great entrepreneurial masters : the GEM power formula for lifelong success". - New York: Mc Graw Hill, 2006. Text.