APA (7th ed.) Citation

Conover, R. A. (1975). A first course in topology: An introduction to mathematical thinking. The Williams & Wilkins Company.

Chicago Style (17th ed.) Citation

Conover, Robert A. A First Course in Topology: An Introduction to Mathematical Thinking. Baltimore: The Williams & Wilkins Company, 1975.

MLA (8th ed.) Citation

Conover, Robert A. A First Course in Topology: An Introduction to Mathematical Thinking. The Williams & Wilkins Company, 1975.