O'NEIL, P. V. (1972). Fundamental concepts of topology. Gordon and Breach Sci. Pub.
芝加哥风格引文O'NEIL, Peter V. Fundamental Concepts of Topology. New York: Gordon and Breach Sci. Pub, 1972.
MLA引文O'NEIL, Peter V. Fundamental Concepts of Topology. Gordon and Breach Sci. Pub, 1972.
警告：这些引文格式不一定是100％准确.