Cita APA

Von Oech, R., & Von Oech, R. (1983). A whack on the side of the head: How to unlock your mind for innovation. New York, New York: Warner Books.

Citación estilo Chicago

Von Oech, Roger, y Roger Von Oech. A Whack On the Side of the Head: How to Unlock Your Mind for Innovation. New York, New York: Warner Books, 1983.

Cita MLA

Von Oech, Roger, y Roger Von Oech. A Whack On the Side of the Head: How to Unlock Your Mind for Innovation. New York, New York: Warner Books, 1983.