Educational research :
Gay, L. R.
Educational research : competencies for analysis and application / L.R. Gay. - 3rd ed. - Columbus : Merrill Pub. Co., 1987. - xx, 569 p. : ill. ; 25 cm.
Includes bibliographical references and indexes.
0675205069
Education
LB1028.G3 1987
Educational research : competencies for analysis and application / L.R. Gay. - 3rd ed. - Columbus : Merrill Pub. Co., 1987. - xx, 569 p. : ill. ; 25 cm.
Includes bibliographical references and indexes.
0675205069
Education
LB1028.G3 1987