Cita APA

Ruppenthal, K. M. (1962). Transportation frontiers. Stanford Univ.

Citación estilo Chicago

Ruppenthal, Karl Maxwell. Transportation Frontiers. Stanford, Calif., Grad. Sch. of Bus: Stanford Univ, 1962.

Cita MLA

Ruppenthal, Karl Maxwell. Transportation Frontiers. Stanford Univ, 1962.

Warning: These citations may not always be 100% accurate.