Tyler, R. W. (1967). Perspectives of curriculum evaluation. Rand MdcNally.
Chicago-čujuhus (17. p.)Tyler, Ralph W. Perspectives of Curriculum Evaluation. Chicago: Rand MdcNally, 1967.
MLA-čujuhus (9. p.)Tyler, Ralph W. Perspectives of Curriculum Evaluation. Rand MdcNally, 1967.
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