Research design explained /
Mitchell, Mark L.
Research design explained / Mark L. Mitchell, Janina M. Jolley - 6th ed. - Belmont, CA : Thomson Wadsworth, 2007 - xxiv, 611 p. ; 24 cm.
9780495092230 0495092231
Research
Research design explained / Mark L. Mitchell, Janina M. Jolley - 6th ed. - Belmont, CA : Thomson Wadsworth, 2007 - xxiv, 611 p. ; 24 cm.
9780495092230 0495092231
Research