00414nam a2200181Ia 4500003000400000005001700004008004100021020001900062040000700081041000800088082001600096100002200112245003900134260001700173300000900190650001400199700001900213OSt20251208113803.0250729s1964    xx            000 0 und d  a978-0471095101  cAL  aeng  a370.78 BAHT  aBradford P Leland  aT-group theory & laboratory method  aLondonc1964  a498p  aEducation  aRao Digumurthi