एपीए उद्धरण

Conway, D., & Shirreffs, B. (2003). On course for IELTS: Teacher's book. Oxford: Oxford Univ. Press.

शिकागो स्टाइल उद्धरण

Conway, Darren, और Brett Shirreffs. On Course for IELTS: Teacher's Book. Oxford: Oxford Univ. Press, 2003.

एमएलए उद्धरण

Conway, Darren, और Brett Shirreffs. On Course for IELTS: Teacher's Book. Oxford: Oxford Univ. Press, 2003.