एपीए उद्धरण

Underhill, N. (1987). Testing spoken language: A handbook of oral testing techniques. Cambridge: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Underhill, Nic. Testing Spoken Language: A Handbook of Oral Testing Techniques. Cambridge: Cambridge University Press, 1987.

एमएलए उद्धरण

Underhill, Nic. Testing Spoken Language: A Handbook of Oral Testing Techniques. Cambridge: Cambridge University Press, 1987.