APA (7th ed.) Citation

Worthen, B. R., & Sanders, J. R. (1973). Educational evaluation: Theory and practice. Wadsworth Pub. Co..

Chicago Style (17th ed.) Citation

Worthen, Blaine R., and James R. Sanders. Educational Evaluation: Theory and Practice. Belmont, Calif.: Wadsworth Pub. Co., 1973.

MLA (9th ed.) Citation

Worthen, Blaine R., and James R. Sanders. Educational Evaluation: Theory and Practice. Wadsworth Pub. Co., 1973.