00430nam a2200181Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001600096100001800112245003500130260003900165300000900204650001600213700001900229OSt20250910121536.0250729s2005    xx            000 0 und d  a978-8176482738  cAL  aeng  a370.78 BABP  aBabu Rajendra  aProblem solving in mathematics  aNew DelhibAshish Publishingc2005  a125p  aMathematics  aRao Digumurthi