TY  - BOOK
AU  - United Nations. Department of Economic and Social Affairs
TI  - A Short manual on sampling v.1: elements of sample survey theory
PY  - 1960///
CY  - New York
PB  - United Nations
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=3269
ER  -