Gaskill, H. S. (1989). Foundations of analysis: The theory of limits. Harper and Row,Publishers, Inc.
Chicago-viite (17. p.)Gaskill, Herbert S. Foundations of Analysis: The Theory of Limits. New York, New York: Harper and Row,Publishers, Inc, 1989.
MLA-viite (9. p.)Gaskill, Herbert S. Foundations of Analysis: The Theory of Limits. Harper and Row,Publishers, Inc, 1989.
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