Home › Authors › Professor Margaret Ray 👤 Professor Margaret Ray 7 books Books by Professor Margaret Ray Economics in Modules 2e & Sapling Hw Only 12 Month Access 2013 Macroeconomics in Modules 2e LL & Sapling Hw Only 6 Month Access 2013 Microeconomics in Modules 2013 Microeconomics in Modules 2e & Sapling Hw Only 6 Month Access 2013 Economics in Modules 2011 Krugman's Economics for AP 2011 Tp for Microeconomics in Modules 2011