E. J. · "E. K." · Ed Kobak · J.K
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Developing a Sports Career in the Sports Marketplace: The Sports Career Development Handbook | 978-0-9619181-9-4 (0-9619181-9-5) | 2001 |
| The Athlete & Sports Personality Address Book: The Comprehensive Guide to Player Addresses | 978-1-891655-01-2 (1-891655-01-9) | 2002 |
| The Sports Address Bible & Almanac | 978-1-891655-10-4 (1-891655-10-8) | 2004 |