एपीए उद्धरण

Wellek, R. W. (1949). Theory of Literature. Penguin Books.

शिकागो स्टाइल उद्धरण

Wellek, Rene Warren. Theory of Literature. England: Penguin Books, 1949.

एमएलए उद्धरण

Wellek, Rene Warren. Theory of Literature. Penguin Books, 1949.