DWIVEDI, D.N. Managerial economics / D.N. Dwivedi. - New Delhi : Vikas Publishing House, 2011. - ix, 349p. : ill. ; 24cm. - Vikas -GBTU Student series . ISBN: 978-81-259-4263-4 Subjects--Topical Terms: Economics Dewey Class. No.: 330 DWI