TY  - GEN
AU  - Fraenkel,Jack R.
AU  - Wallen,Norman E.
TI  - How to design and evaluate research in education
SN  - 9780073525969
U1  - LEI 370.7 
PY  - 2008///
CY  - Estados Unidos de América : 
PB  - McGraw Hill
KW  - Educación - Investigación
N1  - Incluye índice analítico; 1. The basics of educational research -- 2. Data analysis -- 3. Quantitative research methodologies -- 4.  Introduction to qualitative research -- 5.  Mixed-methods studies -- 6. Writing research proposals and reports
ER  -