| in paper |
 Brailsford, David F. (1997) Electronic Publishing : the evolution and economics of a hybrid journal
|
|---|---|
| authors |
 Adobe Systems Incorporated
|
| year | 1993 |
| title |
Portable Document Format Reference Manual
|
| source | Addison-Wesley, Reading, Massachusetts, June 1993 |
| last changed | 2008/07/06 15:48 |
