00272nam a2200097Ia 4500008004100000082001400041100001800055245006700073260002600140300000800166190710s9999    xx            000 0 und d  a530 G959U  aGupta, Anshul 0aCSIR - UGC / NET / JRF / SLET physical science : paper 1 and 2  aAgrabUpkar Prakashan  a107