Cita APA (7a ed.)

Thayer, S. P., & Barnes, C. J. (2015). New national third reader.

Cita Chicago Style (17a ed.)

Thayer, S. Proctor, y Charles J. Barnes. New National Third Reader. 2015.

Cita MLA (9a ed.)

Thayer, S. Proctor, y Charles J. Barnes. New National Third Reader. 2015.