Cita APA (7a ed.)

Knapp, A., & Hobbs, G. (2018). Little Otter learns to swim. Ohio University Press.

Cita Chicago Style (17a ed.)

Knapp, Artie, y Guy Hobbs. Little Otter Learns to Swim. Athens, Ohio: Ohio University Press, 2018.

Cita MLA (8a ed.)

Knapp, Artie, y Guy Hobbs. Little Otter Learns to Swim. Ohio University Press, 2018.