एपीए उद्धरण

Langan, J. (2005). College writing skills and college writing skills with readings. New York: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Langan, John. College Writing Skills and College Writing Skills With Readings. New York: McGraw-Hill, 2005.

एमएलए उद्धरण

Langan, John. College Writing Skills and College Writing Skills With Readings. New York: McGraw-Hill, 2005.