Columbia subject headings:
Harvard subject headings:
Muslim scholars--Biography.
Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274
Princeton subject headings:
Islamic philosophy.
Ismailites--Philosophy.
Muslim scholars--Biography.
Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274.