एपीए उद्धरण

Hudson, G. F. (1968). Fifty Years of Communism. C.A. Watts.

शिकागो स्टाइल उद्धरण

Hudson, G F. Fifty Years of Communism. London: C.A. Watts, 1968.

एमएलए उद्धरण

Hudson, G F. Fifty Years of Communism. C.A. Watts, 1968.