TY  - BOOK
AU  - Muthy M N
TI  - Work of the United States Bureau of the Census with emphasis on sample designs and control of errors in censuses and surveys
U1  - 000SD:312 
PY  - 1961///
CY  - Calcutta
PB  - Indian Statistical Institute
KW  - Control of errors
KW  - Sample design
ER  -