Παραπομπή APA

De Bono, E. (1992). Sur/petition: Creating value monopolies when everyone else is merely competing. Harper collins.

Παραπομπή Chicago Style

De Bono, Edward. Sur/petition: Creating Value Monopolies When Everyone Else Is Merely Competing. New Delhi: Harper collins, 1992.

Παραπομπή MLA

De Bono, Edward. Sur/petition: Creating Value Monopolies When Everyone Else Is Merely Competing. Harper collins, 1992.