"E. K." · Elizabeth Kelley · Elizabeth Sawyer · S.K.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Macroeconomics Study Guide | 978-0-7167-5688-0 (0-7167-5688-9) | 2006 | Rosemary Cunningham |
| Microeconomics & Study Guide | 978-0-7167-6699-5 (0-7167-6699-X) | 2004 | Paul Krugman · Robin Wells · Rosemary Cunningham · Martha Olney |
| Microeconomics Study Guide | 978-0-7167-5755-9 (0-7167-5755-9) | 2005 | Rosemary Cunningham |