| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Occupational information: Where to get it and how to use it in career education, career counseling, and career development | 978-0-07-030330-0 (0-07-030330-4) | 1976 |
| Occupational Information: Where To Get It And How To Use It In Counseling And Teaching | 978-0-07-030325-6 (0-07-030325-8) | 1967 |