Cita APA (7a ed.)

Walker, E. M. (1953). The Odonata of Canada and Alaska. The University of Toronto.

Cita Chicago Style (17a ed.)

Walker, E. M. The Odonata of Canada and Alaska. [Toronto]: The University of Toronto, 1953.

Cita MLA (9a ed.)

Walker, E. M. The Odonata of Canada and Alaska. The University of Toronto, 1953.