000 00351nam a2200133Ia 4500
008 170101s1986 xx 000 0 und d
100 _aSingh Daroga
245 0 _aSample Survey Designs,Theory And Analysis Of
260 _aN.Delhi
_bNew Age International
_c1986
300 _a380
650 _aMECHANICS
700 _aChaudhary F S
942 _2ddc
_cBK
999 _c24743
_d24743