| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Buffyverse Catalog: A Complete Guide to Buffy the Vampire Slayer and Angel in Print, Film, Television, Comics, Games and Other Media, 1992-2010 | 978-0-7864-4603-2 (0-7864-4603-X) | 2011 |
| The Whedonverse Catalog: A Complete Guide to Works in All Media | 978-1-4766-7059-1 (1-4766-7059-5) | 2018 |