TY  - BOOK
AU  - Peterson, Robert A.
TI  - Constructing effective questionnaires 
SN  - 978 0 7619 1641 3
U1  - 300 23 PET 
PY  - 2000///
CY  - Thousand Oaks 
PB  -  SAGE
KW  - SOCIAL SURVEYS METHODOLOGY
ER  -