APA (7th ed.) Citation

American Society for Training and Development & Williams, G. A. (2009). Build Your Training Portfolio (1st edition.). American Society for Training & Development.

Chicago Style (17th ed.) Citation

American Society for Training and Development and Greg Author Williams. Build Your Training Portfolio. 1st edition. [Place of publication not identified]: American Society for Training & Development, 2009.

MLA (9th ed.) Citation

American Society for Training and Development and Greg Author Williams. Build Your Training Portfolio. 1st edition. American Society for Training & Development, 2009.