Talley, W. K. (1983). Introduction to transportation. South-Western Pub. Co.
Chicago-referens (17:e uppl.)Talley, Wayne Kenneth. Introduction to Transportation. Cincinnati, Ohio: South-Western Pub. Co, 1983.
MLA-referens (9:e uppl.)Talley, Wayne Kenneth. Introduction to Transportation. South-Western Pub. Co, 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.