G. r Walther · George R. · George W. · George Walther
Berkley · Birkhauser · McGraw-Hill
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Conference on Recent Shifts in Vegetation Boundaries of Deciduous Forests, Especially Due to General Global Warning | Hardcover | 978-0-8176-6086-4 | 1999 | G. r Walther · Frank Klotz |
| Phone Power: How to Make the Telephone Your Most Profitable Business Tool | Paperback | 978-0-425-10485-9 | 1987 | |
| Upside-Down Marketing: Turning Your Ex-Customers into Your Best Customers | " | 978-0-07-068048-7 | 1996 | |
| Upside-Down Marketing: Turning Your Ex-Customers into Your Best Customers | Hardcover | 978-0-07-068047-0 | 1994 | |