Cita APA

Nicholls, R. E., & Miller, V. (1977). The running press book of turtles. Philadelphia: Running.

Citación estilo Chicago

Nicholls, Richard E., y Verlin Miller. The Running Press Book of Turtles. Philadelphia: Running, 1977.

Cita MLA

Nicholls, Richard E., y Verlin Miller. The Running Press Book of Turtles. Philadelphia: Running, 1977.