TY  - BOOK
AU  - KATZER(Jeffrey); COOK(Kenneth H); CROUCH(Wayne W)
TI  - Evaluating Information : A Guide for Useres of Social Science Research
SN  - 0-201-00943-X
U1  - 9f:(Y)  L8 
PY  - 1978///
KW  - Research Methodology
ER  -