Raganath,G.K . Business mathematics : for first semester bbm Bangalore university by G.K. ranganath - 2nd ed. - Mumbai : Himalaya Publshing house , 2009. - viii, 8.20p. ; 18 cm, Subjects--Corporate Names: Narasimha rao T.V. Subjects--Topical Terms: Mathematics Business mathematics Dewey Class. No.: 650.01513