000 00481nam a2200181Ia 4500
008 190327s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a311.2
_bI39N
100 _aSaha, R P
110 _aIndia. National Sample Survey Office
245 0 _aNSS
_cR P Saha
260 _aCalcutta
_bThe Author
_c1972
300 _a54p.
440 _aTechnical paper series; no 51/72/1
650 _aSampling (Statistics)
700 _aPillai, S B
942 _cBKS
999 _c59238
_d59238