Tohutoro APA (7th ed.)
Weiss, C. H. (1972). Evaluation research: Methods for assessing program effectiveness. Prentice-Hall.
Tohutoru Kātū Chicago (17th ed.)
Weiss, Carol H. Evaluation Research: Methods for Assessing Program Effectiveness. Englewood Cliffs, N.J.: Prentice-Hall, 1972.
Tohutoro MLA (9th ed.)
Weiss, Carol H. Evaluation Research: Methods for Assessing Program Effectiveness. Prentice-Hall, 1972.
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