Barnett, R. A., & Kearns, T. J. (1987). Algebra: An elementary course (2nd ed.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Barnett, Raymond A., agus Thomas J. Kearns. Algebra: An Elementary Course. 2nd ed. New York: McGraw-Hill, 1987.
Lua MLA (9ú heag.)Barnett, Raymond A., agus Thomas J. Kearns. Algebra: An Elementary Course. 2nd ed. McGraw-Hill, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.