APA (7th ed.) Citation

Nelson, D., Moody, P. E., & Stegner, J. R. (2001). The purchasing machine: How the top ten companies use best practices to manage their supply chains. Free Press.

Chicago Style (17th ed.) Citation

Nelson, Dave, Patricia E. Moody, and Jonathan R. Stegner. The Purchasing Machine: How the Top Ten Companies Use Best Practices to Manage Their Supply Chains. New York [etc.]: Free Press, 2001.

MLA (9th ed.) Citation

Nelson, Dave, et al. The Purchasing Machine: How the Top Ten Companies Use Best Practices to Manage Their Supply Chains. Free Press, 2001.