APA (7th ed.) Citation

Iannarino, A. (2017). The lost art of closing: Winning the ten commitments that drive sales. Portfolio/Penguin.

Chicago Style (17th ed.) Citation

Iannarino, Anthony. The Lost Art of Closing: Winning the Ten Commitments That Drive Sales. New York, New York: Portfolio/Penguin, 2017.

MLA (9th ed.) Citation

Iannarino, Anthony. The Lost Art of Closing: Winning the Ten Commitments That Drive Sales. Portfolio/Penguin, 2017.