TY  - BOOK
AU  - Isaac,Stephen
AU  - Michael,William B.
TI  - Handbook in research and evaluation: a collection of principles, methods, and strategies useful in the planning, design, and evaluation of studies in education and the behavioral sciences 
SN  - 0912736321
AV  - BF76.5 I82 1997
PY  - 1997///
CY  - San Diego, California
PB  - Edits
KW  - Educacion
KW  - Investigacion
KW  - Investigación Psicológica
ER  -