| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| A Complete History of American Comic Books: Afterword by Steve Geppi | Paperback | 978-1-4331-0107-6 | 2008 | |
| A Complete History of American Comic Books: Afterword by Steve Geppi | Hardcover | 978-1-4331-0110-6 | 2008 | |
| Comic Books: How the Industry Works | Paperback | 978-0-8204-8892-9 | 2007 | |
| Magazines: A Complete Guide to the Industry | " | 978-0-8204-7617-9 | 2006 | David E. Sumner |