एपीए उद्धरण

Brown, R. (1968). Elements of modern topology. McGraw-Hill.

शिकागो स्टाइल उद्धरण

Brown, Ronald. Elements of Modern Topology. London: McGraw-Hill, 1968.

एमएलए उद्धरण

Brown, Ronald. Elements of Modern Topology. McGraw-Hill, 1968.