| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Oxbridge Directory of Newsletters 2007: The Most Comprehensive Guide to Newsletters Available | 978-1-891783-38-8 | 2007 | Jean Ruggles |
| The National Directory of Magazines 2003: Comprehensive Presentation of U.S. and Canadian Magazines | 978-1-891783-15-9 | 2002 | Deborah Striplin · Sylvia Miranda · Jasmin Tejada |
| The National Directory of Magazines 2006 | 978-1-891783-31-9 | 2005 | Jose Fernandez |
| The Standard Periodical Directory 2008 | 978-1-891783-40-1 | 2008 | Jean Ruggles |
| The Standard Periodical Directory 2009 | 978-1-891783-44-9 | 2009 | Jean Ruggles · Patricia, Ph.D. Hagood |