Cita APA

Langan, J. (2005). College writing skills and college writing with readings (6th ed.). New York: McGraw-Hill.

Citación estilo Chicago

Langan, John. College Writing Skills and College Writing With Readings. 6th ed. New York: McGraw-Hill, 2005.

Cita MLA

Langan, John. College Writing Skills and College Writing With Readings. 6th ed. New York: McGraw-Hill, 2005.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.