Lipschutz, S. (1982). Schaum's outline of theory and problems of general topology. McGraw-Hill ; Tata-McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLipschutz, Seymour. Schaum's Outline of Theory and Problems of General Topology. New York ; New Delhi: McGraw-Hill ; Tata-McGraw-Hill, 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLipschutz, Seymour. Schaum's Outline of Theory and Problems of General Topology. McGraw-Hill ; Tata-McGraw-Hill, 1982.
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