Duffy, Ben.
Nationality: Undetermined, possibly 
(United States)
Identities and Authority Control
- Open Library: OL1239136A
- pdbooks.info ID: 176228
Ben. Duffy Contributed to the Following:
| Title | Edition | Year of Publication | Role | Country of Publication | Possible Copyright Status | Available Online? | |||
|---|---|---|---|---|---|---|---|---|---|
|  |  | 
| ||||||
| Advertising media and markets | 1939 | Author | |  | |  | | 
| |