Lial, M. L., Miller, C. D., & Schneider, D. I. (1994). Algebra and trigonometry (Sixth edition.). HarperCollins College Publishers.
Lua i Stíl Chicago (17ú heag.)Lial, Margaret L., Charles David Miller, agus David I. Schneider. Algebra and Trigonometry. Sixth edition. New York: HarperCollins College Publishers, 1994.
Lua MLA (8ú heag.)Lial, Margaret L., et al. Algebra and Trigonometry. Sixth edition. HarperCollins College Publishers, 1994.
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