APA (7th ed.) Citation

Drucker, P. F. (1991). Adventures of a bystander (1. Harper Collins ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Drucker, Peter F. Adventures of a Bystander. 1. Harper Collins ed. New York, NY: HarperCollins, 1991.

MLA (9th ed.) Citation

Drucker, Peter F. Adventures of a Bystander. 1. Harper Collins ed. HarperCollins, 1991.

Warning: These citations may not always be 100% accurate.