431193 Keedy, M. L., & Bittinger, M. L. (1975). Introductory algebra: A modern approach. Reading, Mass. : Addison-Wesley.
Lua i Stíl Chicago (17ú heag.)431193 Keedy, Mervin Laverne, agus Marvin L. Bittinger. Introductory Algebra: A Modern Approach. Reading, Mass. : Addison-Wesley, 1975.
Lua MLA (9ú heag.)431193 Keedy, Mervin Laverne, agus Marvin L. Bittinger. Introductory Algebra: A Modern Approach. Reading, Mass. : Addison-Wesley, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.