000 00300nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aElhance, D. N.
245 0 _aPractical problem in Statistics
260 _bKitab Mahal
_aAllahabad
_c1952
942 _c1
999 _c37515
_d37515