Chaturvedi, D D Principles of economics (B.com., B.A. I year school of open learning and non-collegiate women education board) B.A. I year (semester I and semester II) / D D Chaturvedi and Anand Mittal - India International Book House 2012 - 451 p. ISBN: 9789381335260 Subjects--Topical Terms: Supply Analysis.Demand Analysis.ᅠEconomic Problem.ᅠEconomics.ᅠ Dewey Class. No.: 330 CHA-D