TY  - BOOK
AU  - Casley,D.J.
AU  - Lury,D.A.(Dennis Albert)
TI  - Data collection in developing countries
SN  - 0198771231
PY  - 1981///
CY  - Oxford
PB  - Clarendon Press
KW  - Sampling (Statistics)
KW  - Social surveys
KW  - Underdeveloped areas
ER  -