Cita APA (7th ed.)

Gee, H. (2018). Across the bridge: Understanding the origin of the vertebrates. The University of Chicago Press.

Cita Chicago (17th ed.)

Gee, Henry. Across the Bridge: Understanding the Origin of the Vertebrates. Chicago: The University of Chicago Press, 2018.

Cita MLA (9th ed.)

Gee, Henry. Across the Bridge: Understanding the Origin of the Vertebrates. The University of Chicago Press, 2018.