Dublin, P. (1994). Middle and secondary math. HarperCollins College Publishers.
Cita Chicago (17th ed.)Dublin, Peter. Middle and Secondary Math. New York: HarperCollins College Publishers, 1994.
Cita MLA (9th ed.)Dublin, Peter. Middle and Secondary Math. HarperCollins College Publishers, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.