APA aipamena

Hadley, A. T. (1968). Railroad transportation: Its history and its laws. Johnson Reprint Corp..

Chicago Style aipamena

Hadley, Arthur T. Railroad Transportation: Its History and Its Laws. N.Y.: Johnson Reprint Corp., 1968.

MLA aipamena

Hadley, Arthur T. Railroad Transportation: Its History and Its Laws. Johnson Reprint Corp., 1968.