Duffy, Richard, 1873–
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- pdbooks.info ID: 9471
Richard Duffy Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| An adventure in exile | 1908 | Author | |  | |  | |    
| |
| The conquest of happiness | 1923 | Translator | | | | | | ||
| Personality, how to build it | Authorized ed. | 1916 | Translator | | | | | |
|
| Will-power and work | 1921 | Translator | | | | | |
| |