एपीए उद्धरण

Hanno Hardt. (2001). social theories of the press.

शिकागो स्टाइल उद्धरण

Hanno Hardt. Social Theories of the Press. Rowman and Little field publishers Inc. Newyork, 2001.

एमएलए उद्धरण

Hanno Hardt. Social Theories of the Press. 2001.