APA (7th ed.) Citation

Hammen, O. J. (1972). Die roten 48er: Karl Marx und Friedrich Engels. Athenaion.

Chicago Style (17th ed.) Citation

Hammen, Oscar J. Die Roten 48er: Karl Marx Und Friedrich Engels. Frankfurt am Main: Athenaion, 1972.

MLA (8th ed.) Citation

Hammen, Oscar J. Die Roten 48er: Karl Marx Und Friedrich Engels. Athenaion, 1972.

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