Columbia subject headings:
Harvard subject headings:
Sierra Popoluca language--Dictionaries--Spanish.
Spanish language--Dictionaries--Popoluca (Vera Cruz)
Princeton subject headings:
Sierra Popoluca language--Dictionaries--Spanish.
Sierra Popoluca language--Grammar.
Sierra Popoluca language--Mexico--Sayula (Vera Cruz).
Spanish language--Dictionaries--Popoluca (Vera Cruz)