Cita APA (7a ed.)

Whitford, F., Lugar, R., Hovde, D. M., & Harmeyer, N. (2016). Afternoons with Puppy: Inspirations from a Therapist and His Animals. Purdue University Press.

Cita Chicago Style (17a ed.)

Whitford, Fred, Richard Lugar, David M. Hovde, y Neal Harmeyer. Afternoons with Puppy: Inspirations from a Therapist and His Animals. West Lafayette, Indiana: Purdue University Press, 2016.

Cita MLA (8a ed.)

Whitford, Fred, et al. Afternoons with Puppy: Inspirations from a Therapist and His Animals. Purdue University Press, 2016.