APA (7th ed.) Citation

Jakkula, A. A. (1941). A history of suspension bridges in bibliographical form. Federal Works Agency, Public Roads Administration.

Chicago Style (17th ed.) Citation

Jakkula, Arne Arthur. A History of Suspension Bridges in Bibliographical Form. Washington: Federal Works Agency, Public Roads Administration, 1941.

MLA (9th ed.) Citation

Jakkula, Arne Arthur. A History of Suspension Bridges in Bibliographical Form. Federal Works Agency, Public Roads Administration, 1941.