Donald Freeman. (2005). Icon: International communication through English. Boston: McGraw -Hill.
Trích dẫn kiểu ChicagoDonald Freeman. Icon: International Communication Through English. Boston: McGraw -Hill, 2005.
ציטוט MLADonald Freeman. Icon: International Communication Through English. Boston: McGraw -Hill, 2005.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.