एपीए उद्धरण

Wallwork, A. (1997). Discussions A - Z: A resource book for speaking activities. Cambridge, UK: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Wallwork, Adrian. Discussions A - Z: A Resource Book for Speaking Activities. Cambridge, UK: Cambridge University Press, 1997.

एमएलए उद्धरण

Wallwork, Adrian. Discussions A - Z: A Resource Book for Speaking Activities. Cambridge, UK: Cambridge University Press, 1997.