एपीए उद्धरण

Open University Course Team. (1976). Using the literature by Sheila Dale (5th ed.).

शिकागो स्टाइल उद्धरण

Open University Course Team. Using the Literature by Sheila Dale. 5th ed. Open uty press, 1976.

एमएलए उद्धरण

Open University Course Team. Using the Literature by Sheila Dale. 5th ed. 1976.