Pelican Publishing · Prentice Hall
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Air Fare and Ticketing | 978-0-13-023664-7 (0-13-023664-0) | 1991 | |
| Air Fares and Ticketing | 978-0-13-019605-7 (0-13-019605-3) | 1991 | Philip G. Davidoff |
| Parenting the Office | 978-1-56554-820-6 (1-56554-820-5) | 2001 | Donald Davidoff · Douglas Davidoff · Philip Davidoff |