APA(7版)引用形式

Blackwell, A. (2006). Open forum 2: Academic listening and speaking. Univ. Pr.

Chicagoスタイル(17版)引用形式

Blackwell, Angela. Open Forum 2: Academic Listening and Speaking. Oxford: Univ. Pr, 2006.

MLA(9版)引用形式

Blackwell, Angela. Open Forum 2: Academic Listening and Speaking. Univ. Pr, 2006.

警告: この引用は必ずしも正確ではありません.