APA (7th ed.) Citation

Holtz, H., & Zahn, D. (2004). How to succeed as an independent consultant (4th ed.). John Wiley.

Chicago Style (17th ed.) Citation

Holtz, Herman, and David Zahn. How to Succeed as an Independent Consultant. 4th ed. Hoboken, NJ: John Wiley, 2004.

MLA (9th ed.) Citation

Holtz, Herman, and David Zahn. How to Succeed as an Independent Consultant. 4th ed. John Wiley, 2004.