Contemplation and action : the spiritual autobiography of a Muslim scholar Naṣ-ır al-D-ın Ṭ-us-ı : a new edition and translation of Sayr wa Sul-uk by S.J. Badakhchani.

por Naṣīr al-Dīn al-Ṭūsī, Muḥammad ibn Muḥammad, 1201-1274
Publicado em 1998