Cita APA (7a ed.)

Estados Unidos. Training Service. (1919). Training in the paper-box industry. Government Printing Office.

Cita Chicago Style (17a ed.)

Estados Unidos. Training Service. Training in the Paper-box Industry. Washington: Government Printing Office, 1919.

Cita MLA (9a ed.)

Estados Unidos. Training Service. Training in the Paper-box Industry. Government Printing Office, 1919.