 Interactive Mathematics: Algebra Topic 10 Quadratic Equations (SpiralBound) by Jostens Learning, 1997
 The Complete Algebra: Embracing Simple and Quadratic Equations, Proportion and the Progressions by Edward Olney, 20081114
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 The complete school algebra: Embracing simple and quadratic equations, proportion and the progressions, with an elementary and practical view of logarithms, ... algebraically (Olney's mathematical series) by Edward Olney, 1877
 The complete algebra: embracing simple and quadratic equations, proportion, and the progressions, with an elemenary and practial view of logarithms, a ... on the business rules of arithmetic treate by Edward Olney, 20100907
 The Complete School Algebra: Embracing Simple And Quadratic Equations, Proportion And The Progressions (1870) by Edward Olney, 20100910
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 A Program in Contemporary Algebra: Book 5  Exponents, Radicals, and Quadratic Equations by Kocher, & Lottes Heimer, 1970
 Algebra 2 Chapter 4 Quadratic Functions and Equations by Pearson, 2010
 The complete algebra: Embracing simple and quadratic equations, proportion, and the progressions, with an elemenary and practial view of logarithms, and ... and academies (Olney's mathematialseries) by Edward Olney, 1877
 The complete algebra: Embracing simple and quadratic equations, proportion, and the progressions, with an elemenary and practial view of logarithms, a ... algebraically (Olney's mathematialseries) by Edward Olney, 1878
 The complete algebra : embracing simple and quadratic equations, proportion, and the progressions, with an elemenary and practial view of logarithms, a brief treatment of numerical higher equations, and a chapter on the business rules of arithmetic treated algebraically
