| Title: | Declaration of Principles of the Workers Party (The Program Upon Which the Marxist Workers League and the Revolutionary Marxist League Have Fused) |
| Note: | Brooklyn, NY: Spark Publishers, ca. 1940 |
| Link: | multiple formats at archive.org |
| Stable link here: | http://onlinebooks.library.upenn.edu/webbin/book/lookupid?key=olbp48439 |
| Subject: | Communism -- United States |