00257nam a2200097Ia 4500008004100000041000800041082002600049100001000075245003300085260004100118211209s1977    xx            000 0 und d  aeng  a512.904 4 N77 RAY/SHA  aRAY M  aTEXT BOOK OF HIGHER ALGEBRA   aNEW DELHIbS CHAND AND COMPANYc1977