| ID | 025630 |
| Call Number | 355.3434/CRU |
| Title Proper | Fourth arm |
| Other Title Information | psychological warfare 1938-1945 |
| Language | ENG |
| Author | Cruickshank, Charles |
| Publication | London, Davis-Poynter, 1977. |
| Description | 200p.+ 22cm. |
| Classification Number | 355.3434 |
| Key Words | Psychological Warfare ; World War - 1939-1945 - Psychological Aspects |