Lial, M. L., Hornsby, E. J., & Schneider, D. I. (2009). College algebra: College algebra and trigonometry (Custom ed. for Delaware State University.). Custom Pub.
Dyfyniad Arddull ChicagoLial, Margaret L., E. John Hornsby, and David I. Schneider. College Algebra: College Algebra and Trigonometry. Custom ed. for Delaware State University. New York: Custom Pub, 2009.
Dyfyniad MLALial, Margaret L., et al. College Algebra: College Algebra and Trigonometry. Custom ed. for Delaware State University. Custom Pub, 2009.
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