Columbia subject headings:
Llull, Ramon, 1232?-1316. Blanquerna.
Harvard subject headings:
Llull, Ramon, 1232?-1316. Blanquerna.
Princeton subject headings:
Catalan language--Grammar, Comparative--Provençal.
Llull, Ramon, 1232?-1316. Blanquerna.
Provençal language--Grammar, Comparative--Catalan.