| Author | Warwick, Mal |
|---|---|
| Title | Testing, testing, 1, 2, 3 [electronic resource] : raise more money with direct mail tests / Mal Warwick |
| Imprint | San Francisco : Jossey-Bass, c2003 |
| Connect to | http://www.netLibrary.com/urlapi.asp?action=summary&v=1&bookid=91874 |
| Descript | xxii, 250 p |