00408nam a2200157 a 450000500170000002000180001708200170003510000160005224500710006826000450013930000250018460000080020963000210021785600060023885600060024420251219155931.0  a9789386298652  a530.076bGUP  aGupta, Rd_  aJoint CSIR-UGC NET Physical sciencesbprevious years papers solved  aNew DelhibRamesh Publishing Housec2025  a[400]p .c24 cm.bPB  bc_  aPhysical science  f_  a_