Behr, M. J., & Jungst, D. G. (1971). Fundamentals of elementary mathematics: Number systems and algebra. New York: Academic Press.
Παραπομπή Chicago StyleBehr, Merlyn J., and Dale G. Jungst. Fundamentals of Elementary Mathematics: Number Systems and Algebra. New York: Academic Press, 1971.
Παραπομπή MLABehr, Merlyn J., and Dale G. Jungst. Fundamentals of Elementary Mathematics: Number Systems and Algebra. New York: Academic Press, 1971.
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