APA (7th ed.) Citation

Stiftung Gralsbotschaft. (1973). Publications of the Grail Message Foundation.

Chicago Style (17th ed.) Citation

Stiftung Gralsbotschaft. Publications of the Grail Message Foundation. Stuttgart, 1973.

MLA (8th ed.) Citation

Stiftung Gralsbotschaft. Publications of the Grail Message Foundation. 1973.

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