APA

DeLony E., . (1993). Landmark American bridges. New York, NY: American Society of Civil Engineers.

Chicago

DeLony Eric, . 1993. Landmark American bridges. New York, NY: American Society of Civil Engineers.

Harvard

DeLony E., . (1993). Landmark American bridges. New York, NY: American Society of Civil Engineers.

MLA

DeLony Eric, . Landmark American bridges. New York, NY: American Society of Civil Engineers. 1993.