APA (7th ed.) Citation

Sobel, A. (2013). Power questions to win the sale: Overcoming nine critical sales challenges. Wiley.

Chicago Style (17th ed.) Citation

Sobel, Andrew. Power Questions to Win the Sale: Overcoming Nine Critical Sales Challenges. Hoboken, N.J.: Wiley, 2013.

MLA (9th ed.) Citation

Sobel, Andrew. Power Questions to Win the Sale: Overcoming Nine Critical Sales Challenges. Wiley, 2013.