| Titolo | The Nature, Classification, and Generic Structure of Proposals |
| Publication Type | Journal Article |
| Year of Publication | 1989 |
| Authors | Freed, Richard C., and David D. Roberts |
| Journal | Journal of Technical Writing and Communication |
| Volume | 19 |
| Pagination | 317-351 |
| DOI | 10.2190/1E3N-62HR-M3TM-LVW4 |