Leavitt, T. C. (1967). Limits and continuity. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoLeavitt, Teddy C. Limits and Continuity. New York: McGraw-Hill, 1967.
Deismireacht MLALeavitt, Teddy C. Limits and Continuity. New York: McGraw-Hill, 1967.
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