एपीए उद्धरण

Butler, E. (1983). Correct writing. Lexington, Mass: D.C. Heath.

शिकागो स्टाइल उद्धरण

Butler, Eugenia. Correct Writing. Lexington, Mass: D.C. Heath, 1983.

एमएलए उद्धरण

Butler, Eugenia. Correct Writing. Lexington, Mass: D.C. Heath, 1983.