REISEL, R. B. (1982). Elementary theory of metric spaces: ; a course in constructing mathematical proofs. Springer-verlag.
Chicago-viite (17. p.)REISEL, Robert. B. Elementary Theory of Metric Spaces: ; a Course in Constructing Mathematical Proofs. New York: Springer-verlag, 1982.
MLA-viite (9. p.)REISEL, Robert. B. Elementary Theory of Metric Spaces: ; a Course in Constructing Mathematical Proofs. Springer-verlag, 1982.
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