TY  - GEN
AU  - Marczyk, Geoffrey
AU  - DeMatteo, David
AU  - Festinger, David
TI  - Essentials of research design and methodology
SN  - 9780471470533
AV  - BF 76.5
PY  - 2005///
PB  - J. Wiley
KW  - Psychology - Research - Methodology
N1  - 26189
ER  -