Nichols, E. D. (1961). Modern elementary algebra. New York: Holt, Rinehart and Winston.
Trích dẫn kiểu ChicagoNichols, Eugene D. Modern Elementary Algebra. New York: Holt, Rinehart and Winston, 1961.
Deismireacht MLANichols, Eugene D. Modern Elementary Algebra. New York: Holt, Rinehart and Winston, 1961.
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