APA (7th ed.) Citation
Abd-ru-shin. (1990). In the light of truth: The Grail message. Stiftung Gralsbotschaft Publishing Co.
Chicago Style (17th ed.) Citation
Abd-ru-shin. In the Light of Truth: The Grail Message. Stuttgart: Stiftung Gralsbotschaft Publishing Co, 1990.
MLA (9th ed.) Citation
Abd-ru-shin. In the Light of Truth: The Grail Message. Stiftung Gralsbotschaft Publishing Co, 1990.
Warning: These citations may not always be 100% accurate.