Illingworth, M. (1995). A graphing matter: Activities for easing into algebra. Key Curriculum Press.
Chicago Style (17. basım) AtıfIllingworth, Mark. A Graphing Matter: Activities for Easing into Algebra. Berkeley, Calif: Key Curriculum Press, 1995.
MLA (9th ed.) AtıfIllingworth, Mark. A Graphing Matter: Activities for Easing into Algebra. Key Curriculum Press, 1995.
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