Lipschutz, S. (1981). Schaum's outline of theory and problems of general topology.
Chicago Style aipamenaLipschutz, Seymour. Schaum's Outline of Theory and Problems of General Topology. McGraw-Hill Book Co., Singapore, 1981.
MLA aipamenaLipschutz, Seymour. Schaum's Outline of Theory and Problems of General Topology. 1981.
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