एपीए उद्धरण

Langan, J. (2000). College writing skills and college writing with readings (5th ed.). New York: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Langan, John. College Writing Skills and College Writing With Readings. 5th ed. New York: McGraw-Hill, 2000.

एमएलए उद्धरण

Langan, John. College Writing Skills and College Writing With Readings. 5th ed. New York: McGraw-Hill, 2000.