H.H. · H. Henry · Henry Harris
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| The Group Approach To Leadership-Testing | Paperback | 978-1-138-87575-3 (1-138-87575-9) | 2014 |
| The Group Approach To Leadership-Testing | Hardcover | 978-0-415-21119-2 (0-415-21119-0) | 1999 |