Education Development Center. (2000). Impact mathematics: Algebra and more for the middle grades. New York: Clencoe/McGraw-Hill.
استشهاد بنمط شيكاغوEducation Development Center. Impact Mathematics: Algebra and More for the Middle Grades. New York: Clencoe/McGraw-Hill, 2000.
MLA استشهادEducation Development Center. Impact Mathematics: Algebra and More for the Middle Grades. New York: Clencoe/McGraw-Hill, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.