Cita APA

Barbeau, E. J., & Barbeau, E. J. (2003). Pell's equation. New York, New York: Springer.

Citación estilo Chicago

Barbeau, Edward J., y Edward J. Barbeau. Pell's Equation. New York, New York: Springer, 2003.

Cita MLA

Barbeau, Edward J., y Edward J. Barbeau. Pell's Equation. New York, New York: Springer, 2003.