APA (7th ed.) Citation

Toppin, G. (2005). Business consulting: A guide to how it works and how to make it work. Profile.

Chicago Style (17th ed.) Citation

Toppin, Gilbert. Business Consulting: A Guide to How It Works and How to Make It Work. London: Profile, 2005.

MLA (9th ed.) Citation

Toppin, Gilbert. Business Consulting: A Guide to How It Works and How to Make It Work. Profile, 2005.