एपीए उद्धरण

Langan, J. (2002). English skills with readings (5th ed.). Boston: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Langan, John. English Skills With Readings. 5th ed. Boston: McGraw-Hill, 2002.

एमएलए उद्धरण

Langan, John. English Skills With Readings. 5th ed. Boston: McGraw-Hill, 2002.