APA(7版)引用形式
Soars, J., & Soars, L. American Headway: Student Book 2. Oxford University.
Chicagoスタイル(17版)引用形式
Soars, John, , Liz Soars. American Headway: Student Book 2. Nueva York, EUA: Oxford University.
MLA(9版)引用形式
Soars, John, , Liz Soars. American Headway: Student Book 2. Oxford University.
警告: この引用は必ずしも正確ではありません.