000 00327nam a2200121 4500
082 _a001
_bP24
084 _2Colon Classification
245 _aPSC Economics:
_bDegree rank file
260 _aTrivandrum:
_bLakshya publications;
_c2024.
300 _a608p.
650 _aNcert and scert, Secretariat assistant
942 _2ddc
_cCE
999 _c749119
_d749119