00298nam a2200109Ia 4500008004100000082001700041100002300058245005100081260003500132300001100167650001000178060110s9999    xx            000 0 und d  a541.3bCHA/A  aCHATWAL, Gurdeep R  aAdvanced physical chemistrycGurdeep R Chatwal  bKrishna Prakashan Mandirc1993  a1220p.  a541.3