Cita APA (7a ed.)

Sandefur, G. D., Rossi, P. H., & Freeman, H. E. (1989). Workbook for evaluation: A systematic approach (4. ed., 1. print.). Sage.

Cita Chicago Style (17a ed.)

Sandefur, Gary D., Peter H. Rossi, y Howard E. Freeman. Workbook for Evaluation: A Systematic Approach. 4. ed., 1. print. Newbury Park [u.a.]: Sage, 1989.

Cita MLA (8a ed.)

Sandefur, Gary D., et al. Workbook for Evaluation: A Systematic Approach. 4. ed., 1. print. Sage, 1989.