Cita APA (7a ed.)

Estados Unidos. Training Service. (1919). Training in the rubber industry: Rubber shoes, boots, arctics, tennis and fabric shoes, tires and inner tubes. Government Printing Office.

Cita Chicago Style (17a ed.)

Estados Unidos. Training Service. Training in the Rubber Industry: Rubber Shoes, Boots, Arctics, Tennis and Fabric Shoes, Tires and Inner Tubes. Washington: Government Printing Office, 1919.

Cita MLA (9a ed.)

Estados Unidos. Training Service. Training in the Rubber Industry: Rubber Shoes, Boots, Arctics, Tennis and Fabric Shoes, Tires and Inner Tubes. Government Printing Office, 1919.