TY  - BOOK
AU  - Cozby, Paul C.
TI  - Methods in behavioral research
SN  - 9.780071281e+012
AV  - BF76.5.C67 2009  
PY  - 2006///
CY  - New York
PB  - Mcgraw Hill Education
KW  - scientific research
N1  - includes index
ER  -