APA (7th ed.) Citation

Steffy, W., & Darby, D. R. (1969). Performance evaluation systems. Industrial Development Division, University of Michigan.

Chicago Style (17th ed.) Citation

Steffy, Wilbert, and Daniel R. Darby. Performance Evaluation Systems. [Ann Arbor]: Industrial Development Division, University of Michigan, 1969.

MLA (9th ed.) Citation

Steffy, Wilbert, and Daniel R. Darby. Performance Evaluation Systems. Industrial Development Division, University of Michigan, 1969.