Die Logik und Psychologie der Araber im zehnten Jahrhundert n. Chr.
Publisher: Hinrichs
Published: 1868
Language: ger
Number of pages: 196
Notes: A translation of treatises 7-13 of the Rasāʼil Ikhwân al-Ṣafāʹ, the encyclopedia of the Brethren of purity, compiled in the 10th century.