GALL, JOYCE
APPLYING EDUCATIONAL RESEARCH: A PRACTICAL GUIDE
- 4A.ED.
- Estados Unidos ADDISON WESLEY LONGMAN 1999 PHOENIX
- 542
0801319501
109161
EDUCACION
EDUCACION
INVESTIGACION EDUCATIVA
INVESTIGACION EDUCATIVA
INVESTIGACION-MANUALES
INVESTIGACION-MANUALES
370.78