00313n   a2200121 a 4500000002100000001000700021005001700028082001600045100003500061245003900096260004800135300000800183B B                 00150820220201162620.0  a510bL9 MAT  aSiromoney Siromoney, Gift Rani  aMathematica For The Social Science  aNew DelhibNatioinal Book Trust Indiac1979  a200