Educational research : | quantitative, qualitative, and mixed approaches /
Johnson, Burke
Educational research : quantitative, qualitative, and mixed approaches / R. Burke Johnson, Larry Christensen - 5th ed. - Los Angeles : SAGE, c2014 - xxviii, 712 p. : ill. ; 26 cm
9781452244402
Education--Research
370.72 / J66E
Educational research : quantitative, qualitative, and mixed approaches / R. Burke Johnson, Larry Christensen - 5th ed. - Los Angeles : SAGE, c2014 - xxviii, 712 p. : ill. ; 26 cm
9781452244402
Education--Research
370.72 / J66E






