TY  - BOOK
AU  - Dillman,Don A
TI  - Mail and telephone surveys: the total design method 
SN  - 0471215554
PY  - 1978///
CY  - New York
PB  - Wiley
KW  - Social surveys
KW  - Questionnaires
N1  - 'A Wiley-Interscience publication.'; Includes indexes and bibliography : p. 299-318
ER  -