एपीए उद्धरण

O'Driscoll, N., & Pibeam, A. (2003). Big City: Student's book: Level 2. Oxford: Oxford Univ. Press.

शिकागो स्टाइल उद्धरण

O'Driscoll, Nina, और Adrian Pibeam. Big City: Student's Book: Level 2. Oxford: Oxford Univ. Press, 2003.

एमएलए उद्धरण

O'Driscoll, Nina, और Adrian Pibeam. Big City: Student's Book: Level 2. Oxford: Oxford Univ. Press, 2003.