एपीए उद्धरण

Wallwork. Adrian. (2001). International express: Upper-intermediate. Pocket Book. Oxford: Oxford Univ. Press.

शिकागो स्टाइल उद्धरण

Wallwork. Adrian. International Express: Upper-intermediate. Pocket Book. Oxford: Oxford Univ. Press, 2001.

एमएलए उद्धरण

Wallwork. Adrian. International Express: Upper-intermediate. Pocket Book. Oxford: Oxford Univ. Press, 2001.