TY  - BOOK
ED  - India. National Sample Survey Office
TI  - NSS 13th round: September 1957-May 1958
U1  - 311.2 21st
PY  - 1961///
CY  - Delhi
PB  - Manager of Publications
KW  - Sampling (Statistics)
N1  - Contents: no. 37 Survey of book reader's preference in India
ER  -