एपीए उद्धरण

Hill, R. H. (1971). dictionary of difficult words. Hutchinson.

शिकागो स्टाइल उद्धरण

Hill, Robert H. Dictionary of Difficult Words. London: Hutchinson, 1971.

एमएलए उद्धरण

Hill, Robert H. Dictionary of Difficult Words. Hutchinson, 1971.