Popham, W. J. (1972). An evaluation guidebook: A set of practical guidelines for the educational evaluator. Instructional Objectives Exchange.
Cita Chicago (17th ed.)Popham, W. James. An Evaluation Guidebook: A Set of Practical Guidelines for the Educational Evaluator. Los Angeles, Calif: Instructional Objectives Exchange, 1972.
Cita MLA (8th ed.)Popham, W. James. An Evaluation Guidebook: A Set of Practical Guidelines for the Educational Evaluator. Instructional Objectives Exchange, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.