Moran, J. F., & Murphy, M. E. (1996). Precalculus concepts in context. Brooks/Cole.
Lua i Stíl Chicago (17ú heag.)Moran, Judith Flagg, agus Mary E. Murphy. Precalculus Concepts in Context. Pacific Grove: Brooks/Cole, 1996.
Lua MLA (9ú heag.)Moran, Judith Flagg, agus Mary E. Murphy. Precalculus Concepts in Context. Brooks/Cole, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.