APA-referens (7:e uppl.)

Westinghouse Air Brake Company. (1890). Instruction book, the quick action automatic brake. Duquesne Printing and Publishing.

Chicago-referens (17:e uppl.)

Westinghouse Air Brake Company. Instruction Book, the Quick Action Automatic Brake. Pittsburgh, Pa.: Duquesne Printing and Publishing, 1890.

MLA-referens (8:e uppl.)

Westinghouse Air Brake Company. Instruction Book, the Quick Action Automatic Brake. Duquesne Printing and Publishing, 1890.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.