Cita APA (7th ed.)

Brady, E. M. (1967). Tugs, towboats and towing. Cornell Maritime Press.

Cita Chicago (17th ed.)

Brady, Edward M. Tugs, Towboats and Towing. Cambridge: Cornell Maritime Press, 1967.

Cita MLA (9th ed.)

Brady, Edward M. Tugs, Towboats and Towing. Cornell Maritime Press, 1967.