TY  - BOOK
AU  - Fowler,Floyd J.
TI  - Survey research methods
T2  - Applied social research methods series
SN  - 9781412958417 (rústica)
AV  - HN29 F68 2009
PY  - 2009///
CY  - Thousand Oaks, California
PB  - Sage
KW  - Encuestas sociales
ER  -