Popham, W. J. (1972). An evaluation guidebook: A set of practical guidelines for the educational evaluator. Instructional Objectives Exchange.
Citace podle 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.
Citace podle MLA (8th ed.)Popham, W. James. An Evaluation Guidebook: A Set of Practical Guidelines for the Educational Evaluator. Instructional Objectives Exchange, 1972.
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