000 00300 a2200121 4500
082 _a011.7
_bUn3d
245 1 _aDOCTORAL THESES
_c1948-1987
260 _a
_bUniversity Of Delhi
_c1988
300 _axv,280
650 _aUniversity Of Delhi -- Dissertations
964 _gREF
997 _aA102028 BASE R
999 _c465771
_d465771