Banks, J. H. (1956). Elements of mathematics. Allyn and Bacon, Inc..
Cita Chicago (17th ed.)Banks, J. Houston. Elements of Mathematics. New York: Allyn and Bacon, Inc., 1956.
Cita MLA (9th ed.)Banks, J. Houston. Elements of Mathematics. Allyn and Bacon, Inc., 1956.
Atenció: Aquestes cites poden no estar 100% correctes.