Cook, David R., 4 0 1928-

A guide to educational research / 6 6 David R. Cook, N. Kenneth LaFleur. - 2d ed. - - x, 197 p. : ill. 24 cm. - - - - - . - . - 0 . - . - 0 .



Includes bibliographies and index.



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74019393

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LB1028 / .C59 19752

370/.78 / 2

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