APA (7th ed.) Citation

Grass, G. (1972). Four plays. Penguin Books.

Chicago Style (17th ed.) Citation

Grass, Gunter. Four Plays. Harmondsworth, Middlesex, England: Penguin Books, 1972.

MLA (9th ed.) Citation

Grass, Gunter. Four Plays. Penguin Books, 1972.

Warning: These citations may not always be 100% accurate.