APA引用形式

Grass, G. (1967). Four plays ([1st ed.].). Penguin books.

シカゴスタイル引用形

Grass, Gunter. Four Plays. [1st ed.]. England: Penguin books, 1967.

MLA引用形式

Grass, Gunter. Four Plays. [1st ed.]. Penguin books, 1967.