- Author: Frater Albertus
- Language: English
- Year: 1998
- Author: Frater Albertus
- Language: English
- Year: 1985
- Author: Frater Albertus, Robert Allen Bartlett Israel Regardie
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- Year: 2022
- Author: Frater Albertus
- Language: Portuguese
- Author: Frater Albertus
- Language: English
- Year: 1976