TY  - BOOK
AU  - Alwin,Duane F.
TI  - Survey design and analysis : : current issues  (D2627)
SN  - 0803910215
U1  - REF/SD 361.5 ALW 22
PY  - 1978///
CY  - Beverly Hills, London
PB  - Sage
KW  - Social surveys
N1  - Includes bibliographies
ER  -