| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Economics in Modules 2e & Sapling Hw Only 12 Month Access | 978-1-4641-6132-2 | 2013 | University Paul Krugman · Robin Wells |
| Economics in Modules 2e LL & Sapling Hw Only 12 Month Access | 978-1-4641-6133-9 | 2013 | University Paul Krugman · Robin Wells |
| Macroeconomics in Modules 2e LL & Sapling Hw Only 6 Month Access | 978-1-4641-6135-3 | 2013 | University Paul Krugman · Robin Wells |
| Microeconomics in Modules 2e & Sapling Hw Only 6 Month Access | 978-1-4641-6136-0 | 2013 | University Paul Krugman · Robin Wells |
| Microeconomics in Modules 2e LL & Sapling Hw Only 6 Month Access | 978-1-4641-6137-7 | 2013 | University Paul Krugman · Robin Wells |
| Study Guide for Macroeconomics in Modules | 978-1-4641-4344-1 | 2014 | University Paul Krugman · Robin Wells |
m r · Margaret Ray · P.M. · P R · P. Ray