TY  - BOOK
AU  - Rosenthal,Robert
AU  - Rosnow,Ralph L.
TI  - Essentials of behavioral research: methods and data analysis 
SN  - 0070539294
AV  - BF76.5 R7.3 1991
PY  - 1991///
CY  - United States of America
PB  - McGraw-Hill
KW  - Psicología
KW  - Investigación
KW  - Metodología
ER  -