Cita APA (7a ed.)

Caterpillar Tractor Company. (1954). Fifty years on tracks.

Cita Chicago Style (17a ed.)

Caterpillar Tractor Company. Fifty Years on Tracks. [Peoria, Ill.], 1954.

Cita MLA (8a ed.)

Caterpillar Tractor Company. Fifty Years on Tracks. 1954.

Precaución: Estas citas no son 100% exactas.