Sahanaya, W. (2002). IELTS preparation and practice. Oxford University.
Chicagoスタイル(17版)引用形式Sahanaya, Wendy. IELTS Preparation and Practice. Oxford University, 2002.
MLA(8版)引用形式Sahanaya, Wendy. IELTS Preparation and Practice. Oxford University, 2002.
警告: この引用は必ずしも正確ではありません.