TY  - BOOK
AU  - Berg S V Ed.
TI  - Data Collection And Scale Development
SN  - 9781473 905498
U1  - 720.72 
PY  - 2014///
CY  - London
PB  - sage Publications
N1  - Observational Research
Asking Questions
Preparing Numerical Data
Conducting Surveys: Everyone Is Doing It
ER  -