TY  - BOOK
TI  - _the art and science of reseach .-4th ed. Saul Kassin 
SN  - 9.7806188757e+012
AV  - HM1033 .F45 2008  
CY  - New york HoughtonMifflin company 2008 
KW  - _Research
N1  - Includes index; Includes index
ER  -