00258pam a2200097a 44500008004100000041000800041100002000049245004300069260004000112300000800152230405s2010    xxu||||| |||| 00| 0 eng d  aENG  aJohn S Townsend  aA Modern Approach to Quantum Mechanics  anew delhibViva Books Pvt Ltdc2010  a476