Educational research :

Borg, Walter R.

Educational research : an introduction / Walter R. Borg and Meredith Damien Gall. - 5th ed. - New York : Longman, 1989. - xxxii, 939 p. : ill. ; 24 cm.

Includes bibliographical references and indexes.

0801303346


Education
Education--United States.

LB1028.B6 1989


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