Cita APA (7a ed.)

Graf, B. (2002). Bridges that changed the world. Prestel.

Cita Chicago Style (17a ed.)

Graf, Bernhard. Bridges That Changed the World. Munich [etc.]: Prestel, 2002.

Cita MLA (9a ed.)

Graf, Bernhard. Bridges That Changed the World. Prestel, 2002.