Ragan, Christopher T. S. Ragan microeconomics / Christopher T. S. Ragan, McGill University. - Fifteenth Canadian edition. - Toronto : Pearson, 2017. - xx, 823 pages [and various pages] : illustrations Includes Index. ISBN: 9780133910438 Subjects--Topical Terms: Microeconomics--Textbooks LC Class. No.: HB 172 / RAG 2017