APA (7th ed.) Citation

Grunberger, R. (1977). A social history of the Third Reich. Penguin Books.

Chicago Style (17th ed.) Citation

Grunberger, Richard. A Social History of the Third Reich. Harmondsworth [u.a.]: Penguin Books, 1977.

MLA (8th ed.) Citation

Grunberger, Richard. A Social History of the Third Reich. Penguin Books, 1977.