Gall,, Meredith Damien
Educational research : an introduction / Meredith D. Gall, Joyce P. Gall, Walter R. Borg
Educational research : an introduction / Meredith D. Gall, Joyce P. Gall, Walter R. Borg
. - 7th ed
. - Boston : Allyn and Bacon, cop. 2003
. - XXXI, 656 p. : il. gráficos 24 cm
0-321-08189-7 Encadernado
37.012