| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| 138 Quick Ideas to Get More Clients | 978-0-471-58951-8 | 1993 | Jerry R. Wilson |
| Complete Guide to Consulting Success | 978-0-7931-0777-3 | 1994 | |
| How to Develop and Promote Successful Seminars and Workshops: The Definitive Guide to Creating and Marketing Seminars, Workshops, Classes, and Conferences | 978-0-471-52709-1 | 1990 | |
| The Contract and Fee-Setting Guide for Consultants and Professionals | 978-0-471-51538-8 | 1990 | |
H.L. Shenson · H.S. · Howard-l · Howard-S · Howard Shenson · L.S.