APA (7th ed.) Citation

Williams, J. R. (2004). Developing performance support for computer systems: A strategy for maximizing usability and learnability. CRC Press.

Chicago Style (17th ed.) Citation

Williams, James R. Developing Performance Support for Computer Systems: A Strategy for Maximizing Usability and Learnability. Boca Raton: CRC Press, 2004.

MLA (9th ed.) Citation

Williams, James R. Developing Performance Support for Computer Systems: A Strategy for Maximizing Usability and Learnability. CRC Press, 2004.