APA (7th ed.) Citation

Holliday, C. O., Schmidheiny, & Watts. (2002). Walking the talk: The business case for sustainable development. Berrett-Koehler.

Chicago Style (17th ed.) Citation

Holliday, Charles O., Schmidheiny, and Watts. Walking the Talk: The Business Case for Sustainable Development. San Francisco: Berrett-Koehler, 2002.

MLA (8th ed.) Citation

Holliday, Charles O., et al. Walking the Talk: The Business Case for Sustainable Development. Berrett-Koehler, 2002.