| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Computer Assisted Learning: Selected Contributions from the CAL'91 Symposium, 8-11 April 1991, Lancaster University | 978-0-08-041395-2 (0-08-041395-1) | 1991 | Michael R. Kibby |
| Computer Assisted Learning: Selected Contributions from the CAL '93 Symposium, 5-8 April 1993, University of York | 978-0-08-041945-9 (0-08-041945-3) | 1994 | " |
J. H. · J. Hartley · J R · J.R. Hartley · J. Roger · R. H. · R. Hartley · Roger H. · Roger Hartley