Sahanaya, W. (2002). IELTS preparation and practice. Oxford University.
Chicago Style (17th ed.) CitationSahanaya, Wendy. IELTS Preparation and Practice. Oxford University, 2002.
MLA引文Sahanaya, Wendy. IELTS Preparation and Practice. Oxford University, 2002.
警告:這些引文格式不一定是100%准確.