Cita APA

Bach, D. J., & Leitner, P. J. (2006). Prealgebra: Mathematics for a variable world. New York: Boston.

Chicago Style Citation

Bach, Daniel J., i Patricia J. Leitner. Prealgebra: Mathematics for a Variable World. New York: Boston, 2006.

Cita MLA

Bach, Daniel J., i Patricia J. Leitner. Prealgebra: Mathematics for a Variable World. New York: Boston, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.