TY  - BOOK
AU  - Kalton,Graham
TI  - Survey methods in social investigation
SN  - 0435826042
AV  - H62 M6.8 1971
PY  - 1971/// (1979 impr.)
CY  - London
PB  - Heinemann Educational Books
KW  - Ciencias sociales
KW  - Investigación
N1  - "With supplementary bibliography, 1979"
ER  -