Simpson, Ray Hamill, 1907–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL134134A
- pdbooks.info ID: 159988
Ray Hamill Simpson Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| A study of those who influence and of those who are influenced in discussion | 1938 | Author | |  | |  | | 
| |