TY  - BOOK
AU  - Cozby C. Paul
TI  - Methods in behavioral research
SN  - 0767410637
AV  - BF76.5  .C67  2001 
PY  - 2001///
CY  - Toronto
PB  - Mayfield publishing company
KW  - Research
N1  - Includes bibliographical reference and index
ER  -