Retrieved Title(s):3 . Publication type: Book Tilte: Principles of economics Author(s): Karl E. Case (Author), Ray C. Fair (Author), Publication Data: Patparganj, Delhi: Pearson Education Publication Year: 2002 Edition: 6th ed. ISBN: 81-7808-587-9 Copie(s) info.: ● Total number of Copie(s):3 . Publication type: Book Tilte: Principles of microeconomics Author(s): Karl E. Case (Author), Ray C. Fair (Author), Sharon M. Oster (Author), Publication Data: Edinburgh Gate: Pearson Education Limited Publication Year: 2014 Edition: 11th ed. Call Number: 338.5 CAS ISBN: 978-0-273-79004-4 Copie(s) info.: ● Total number of Copie(s):1