Columbia subject headings:
Rashīd al-Dīn Ṭabīb, 1247?-1318.
Harvard subject headings:
Rashīd al-Dīn Ṭabīb, 1247?-1318.
Princeton subject headings:
Iran--History--640-1500--Sources.
Iranians--Correspondence.
Rashīd al-Dīn Ṭabīb, 1247?-1318--Correspondence.