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
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