a McEachern, William A. \a Principles of Microeconomics \h [Text] \c by Williams A. McEachern - \a Stamford: \b Cengage Learning, \c 2015 - \a xv,381p.: \b ill. \a Includes index ISBN: \a 9781285423548 LC Class. No.: \a HB 172 McE / \b 507943