Christensen,, Larry B.,, 1941-
Research methods, design, and analysis / Larry B. Christensen, R. Burke Johnson, Lisa A. Turner
Research methods, design, and analysis / Larry B. Christensen, R. Burke Johnson, Lisa A. Turner
. - 12th ed.,
. - Boston : Pearson, cop. 2015
. - 542 p. : il. 24 cm
. - (Always learning)
1-292-05774-2 Brochado978-1-292-05774-3
303