Cita APA (7a ed.)

Waddell, J. A. L. (1921). Economics of bridgework: A sequel to bridge engineering. John Wiley & Sons [etc.].

Cita Chicago Style (17a ed.)

Waddell, J. A. L. Economics of Bridgework: A Sequel to Bridge Engineering. New York [etc.]: John Wiley & Sons [etc.], 1921.

Cita MLA (9a ed.)

Waddell, J. A. L. Economics of Bridgework: A Sequel to Bridge Engineering. John Wiley & Sons [etc.], 1921.