APA(7版)引用形式

Ogundipe P. A. & Tregidgo P. S. (1974). Practical English: A comprehensive secondary course. Book four. Longman.

Chicagoスタイル(17版)引用形式

Ogundipe P. A. , Tregidgo P. S. Practical English: A Comprehensive Secondary Course. Book Four. England: Longman, 1974.

MLA(9版)引用形式

Ogundipe P. A. , Tregidgo P. S. Practical English: A Comprehensive Secondary Course. Book Four. Longman, 1974.

警告: この引用は必ずしも正確ではありません.