N.G. · N.P. · P.G. · Publishing Group
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Contemporary's GED | 978-0-8092-2598-9 | 2000 | |
| Dictionary of 20th Century World History | 978-0-8442-0926-5 | 1996 | |
| Dictionary of the Environment | 978-0-8442-0931-9 | 1997 | National Textbook Company · NTC |
| Talk German Audio with Cassette | 978-0-8442-1735-2 | 1999 | Judith Matthews · NTC |
| Teach Yourself Gaelic Complete Course | 978-0-8442-3861-6 | 1995 | |