APA(7版)引用形式

Ur, P. (1981). Discussions that work: Task-centred fluency practice. Cambridge University.

Chicagoスタイル(17版)引用形式

Ur, Penny. Discussions That Work: Task-centred Fluency Practice. Cambridge: Cambridge University, 1981.

MLA(9版)引用形式

Ur, Penny. Discussions That Work: Task-centred Fluency Practice. Cambridge University, 1981.

警告: この引用は必ずしも正確ではありません.