Gay, L. R.
Educational research : competencies for analysis and applications / L.R. Gay, Peter Airasian - 7th ed. - Upper Saddle River, N.J. : Merrill/Prentice Hall, c2003 - xvii, 605 p. : ill. (some col.) ; 26 cm.
Includes bibliographical references and indexes.
0130994634
Education--Research.
370.72 / GAY
Educational research : competencies for analysis and applications / L.R. Gay, Peter Airasian - 7th ed. - Upper Saddle River, N.J. : Merrill/Prentice Hall, c2003 - xvii, 605 p. : ill. (some col.) ; 26 cm.
Includes bibliographical references and indexes.
0130994634
Education--Research.
370.72 / GAY