000 00275nam a2200109Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aKhanna & Tondon
245 0 _aCsr General Knowledge Today 1985
260 _bSudha Pubs Pvt Ltd
650 _aReferences
942 _cREF
999 _c35668
_d35668