United Papermakers and Paperworkers. (1957). United paper. United Papermakers and Paperworkers].
Chicago-referens (17:e uppl.)United Papermakers and Paperworkers. United Paper. [Albany: United Papermakers and Paperworkers], 1957.
MLA-referens (8:e uppl.)United Papermakers and Paperworkers. United Paper. United Papermakers and Paperworkers], 1957.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.