एपीए उद्धरण

Helgesen. (1996). Active listening expanding: Understanding through content - Level 3. Cambridge: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Helgesen. Active Listening Expanding: Understanding Through Content - Level 3. Cambridge: Cambridge University Press, 1996.

एमएलए उद्धरण

Helgesen. Active Listening Expanding: Understanding Through Content - Level 3. Cambridge: Cambridge University Press, 1996.