Langan, J. (2000). College writing skills and college writing with readings (5th ed.). New York: McGraw-Hill.
Chicago-стиль цитированияLangan, John. College Writing Skills and College Writing With Readings. 5th ed. New York: McGraw-Hill, 2000.
MLA-цитированиеLangan, John. College Writing Skills and College Writing With Readings. 5th ed. New York: McGraw-Hill, 2000.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.