APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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