Cita APA (7th ed.)

O'NEIL, P. V. (1972). Fundamental concepts of topology. Gordon and Breach Sci. Pub.

Cita Chicago (17th ed.)

O'NEIL, Peter V. Fundamental Concepts of Topology. New York: Gordon and Breach Sci. Pub, 1972.

Cita MLA (9th ed.)

O'NEIL, Peter V. Fundamental Concepts of Topology. Gordon and Breach Sci. Pub, 1972.