TY  - GEN
AU  - Bradburn, Norman M
AU  - Sudman, Seymour
TI  - Improving interview method and questionnaire design: response effects to threatening questions in survey research
T2  - The Jossey-Bass social and behavioral science serie
SN  - 087589402X
U1  - 001.422 
PY  - 1979///
CY  - San Francisco
PB  - Jossey-Bass Publishers
KW  - DATA COLLETION
KW  - GENERALITIES
KW  - METHODS
KW  - QUESTIONNAIRES
ER  -