The New Triple-Threat Schools-at-War Jeep Campaign. ("Hey Gang!" is an exact reproduction of a poster designed by the Canadian National War Finance Committee.) Reinhardt. (27 3/8" x 21 1/2".) Washington, D.C.: U.S. Government Printing Office, 1943. 

The New Triple-Threat Schools-at-War Jeep Campaign. ("Hey Gang!" is an exact reproduction of a poster designed by the Canadian National War Finance Committee.) Reinhardt. (27 3/8" x 21 1/2".) Washington, D.C.: U.S. Government Printing Office, 1943. , Folder: 12. Broadsides and Posters, NJ002. New Brunswick Special Collections. https://archives.libraries.rutgers.edu/repositories/11/archival_objects/42348 Accessed May 14, 2024.