00289nam a2200121Ia 4500008004100000082001500041100001800056245002500074250000900099260003300108300000900141650001700150191201s2011    xx            000 0 und d  a519.2bAGQ  aAGARWAL, D.R. 0aQuantitative Methods  a4th   aNew DelhibVrinda Pub.c2018  a1338  aBA Economics