L. R. · LIBBY RITTENBERG & TIMOTHY TREGARTHEN · Libby Rittenberg and Timothy Tregarthen · Libby Rittenberg Timothy Tregarthen
Flat World Knowledge · Worth Publishers Inc.,U.S.
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Economics, Second Edition | 978-1-57259-418-0 | 1999 | Timothy Tregarthen |
| Macroeconomics | 978-1-57259-419-7 | 1999 | " |
| Microeconomics, Second Edition | 978-1-57259-420-3 | 1999 | " |
| Principles of Economics, V. 2.0 | 978-1-4533-5233-5 | 2013 | " |
| Principles of Microeconomics | 978-1-4533-2650-3 | 2014 | " |
| Principles of Microeconomics Version 2.0 | 978-1-4533-2649-7 | 2009 | " |