Lial, M. L., Hornsby, E. J., & Schneider, D. I. (2009). College algebra: College algebra and trigonometry (Custom ed. for Delaware State University.). Custom Pub.
Citace podle Chicago (17th ed.)Lial, Margaret L., E. John Hornsby, a David I. Schneider. College Algebra: College Algebra and Trigonometry. Custom ed. for Delaware State University. New York: Custom Pub, 2009.
Citace podle MLA (9th ed.)Lial, Margaret L., et al. College Algebra: College Algebra and Trigonometry. Custom ed. for Delaware State University. Custom Pub, 2009.
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