Langan, J. (2005). College writing skills and college writing with readings (6th ed.). New York: McGraw-Hill.
Chicago-stil citatLangan, John. College Writing Skills and College Writing With Readings. 6th ed. New York: McGraw-Hill, 2005.
MLA-referensLangan, John. College Writing Skills and College Writing With Readings. 6th ed. New York: McGraw-Hill, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.