TY  - BOOK
AU  - Babbie,Earl R.
TI  - Survey research methods
SN  - 0534126723
PY  - 1990///
CY  - Belmont, Ca.
PB  - Wadsworth Publishing Co.
KW  - Social sciences
KW  - Research
KW  - Social surveys
N1  - Includes index; Bibliography : p. 382-387
ER  -