APA (7th ed.) Citation

Cottrell. (2013). The magic question: A simple question every leader dreams of answering. McGraw-Hill.

Chicago Style (17th ed.) Citation

Cottrell. The Magic Question: A Simple Question Every Leader Dreams of Answering. New York: McGraw-Hill, 2013.

MLA (8th ed.) Citation

Cottrell. The Magic Question: A Simple Question Every Leader Dreams of Answering. McGraw-Hill, 2013.