00354nam a22001337a 450000500170000000800410001704100080005808200160006610000180008224500440010026000520014452100080019665000160020420260801162555.0260801b        |||||||| |||| 00| 0 eng d  aeng  a531.2 A B N  aB. N. Asthana  aElements of Statistics /cB. N. Asthana  aAllahabad :bChaitanya Publishing House,c1960.  aAll  aMathematics