| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1988 | 978-1-56016-000-7 | Frank E. Lee | Telephone Theory Principles and Practice |
| '' | 978-1-56016-027-4 | James H. Miller | Grounding |
| 1986 | 978-1-56016-028-1 | Tom Rogers | Understanding Pcm (ABC Pocket Guide for the Field) |