| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Eroe danzante | 978-88-8124-532-1 | 2006 | |
| Every Student's Guide To Life On The Net | 978-0-07-292977-5 | 1997 | Keiko Pitter · John Callahan · Robert Minato · Greg Pitter |
| Every Student's Guide to the Internet | 978-0-07-051773-8 | 1994 | John Callahan · Nigel Derr · Eric Tilton · Keiko Pitter |
| Every Student's Guide to the Internet | 978-0-07-051774-5 | 1994 | Keiko Pitter · John Callahan · Nigel Kerr · Eric Tilton |
| Every Student's Guide to the Internet: Macintosh Version | 978-0-07-052109-4 | 1995 | John Callahan · Nigel Kerr · Eric Tilton · Robert Minato · Keiko Pitter |
| Every Student's Guide to the Internet, Unix Version | 978-0-07-052416-3 | 1996 | Keiko Pitter · John P. Callahan · Robert Minato |
| Every Student's Guide to the Internet: Windows Version | 978-0-07-052107-0 | 1995 | John Callahan · Nigel Kerr · Eric Tilton · Robert Minato · Keiko Pitter |