TY  - BOOK
AU  - Falissard, Bruno
TI  - Analysis of questionnaire data with R
SN  - 9781439817667
U1  - 001.433 
PY  - 2012///
CY  - Boca Raton
PB  - CRC Press
KW  - Questionnaires -- Data processing
KW  - R (Computer program language)
ER  -