APA (7th ed.) Citation

Clemen, C. C. (1931). Religionsgeschichte Europas. Religionsgeschichte Europas.

Chicago Style (17th ed.) Citation

Clemen, Carl Christian. "Religionsgeschichte Europas." Religionsgeschichte Europas 1931.

MLA (9th ed.) Citation

Clemen, Carl Christian. "Religionsgeschichte Europas." Religionsgeschichte Europas, 1931.

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