| title | media type | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|---|
| Double the Numbers: Increasing Postsecondary Credentials for Underrepresented Youth | Paperback | 978-1-891792-22-9 (1-891792-22-9)  | 2004 | Joel Vargas · Nancy Hoffman · Tom Vander Ark | 
| Double the Numbers: Increasing Postsecondary Credentials for Underrepresented Youth | Library Binding | 978-1-891792-23-6 (1-891792-23-7)  | 2004 | Joel Vargas · Nancy Hoffman · Tom Vander Ark | 
R.K. · Richard Kiessig · Richard Kokoski · Richard Kouzes · Ryszard Keczek · Ryszard Kozik