(2003). Skills for first certificate: Listening & Speaking. Oxford: Macmillan.
Trích dẫn kiểu ChicagoSkills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.
MLA引文Skills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.
警告:这些引文格式不一定是100%准确.