Datason, R.P.. CDS examnination guide / by R.P. Datason, S.L. Gulati & B.L. Sadana. - 18th ed / - New Delhi : New Light Publishers , 1996 - 144p : ISBN: 81-85018-39-1 Subjects--Topical Terms: General knowledge Dewey Class. No.: 1k44 / P0