Demana, F. D. (1994). Intermediate algebra: A graphing approach. Addison-Wesley Publishing.
Cita Chicago (17th ed.)Demana, Franklin D. Intermediate Algebra: A Graphing Approach. Reading, Massachusetts: Addison-Wesley Publishing, 1994.
Cita MLA (9th ed.)Demana, Franklin D. Intermediate Algebra: A Graphing Approach. Addison-Wesley Publishing, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.