Langan, J. (2008). English Skills with Readings. McGraw - HillCompanies, Inc.
Trích dẫn kiểu ChicagoLangan, John. English Skills With Readings. McGraw - HillCompanies, Inc, 2008.
ציטוט MLALangan, John. English Skills With Readings. McGraw - HillCompanies, Inc, 2008.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.