Martin-Gay, K. E. (2001). Beginning and intermediate algebra (2nd ed.). Prentice Hall.
Cita Chicago (17th ed.)Martin-Gay, K. Elayn. Beginning and Intermediate Algebra. 2nd ed. Upper Saddle River, NJ: Prentice Hall, 2001.
Cita MLA (9th ed.)Martin-Gay, K. Elayn. Beginning and Intermediate Algebra. 2nd ed. Prentice Hall, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.