Cita APA (7a ed.)

Sykes, B., & Curless, J. (2019). Once a wolf: The science behind our dogs' astonishing genetic evolution (Unabridged.). Recorded Books Inc..

Cita Chicago Style (17a ed.)

Sykes, Bryan, y John Curless. Once a Wolf: The Science Behind Our Dogs' Astonishing Genetic Evolution. Unabridged. Prince Frederick: Recorded Books Inc., 2019.

Cita MLA (8a ed.)

Sykes, Bryan, y John Curless. Once a Wolf: The Science Behind Our Dogs' Astonishing Genetic Evolution. Unabridged. Recorded Books Inc., 2019.

Precaución: Estas citas no son 100% exactas.