Columbia subject headings:
Harvard subject headings:
Nebrija, Antonio de, 1444?-1522. Gramática castellana.
Spanish language--Grammar--Early works to 1800.
Spanish language--Grammar.
Spanish language--Orthography and spelling--Early works to 1800.
Spanish language--Orthography and spelling.
Princeton subject headings:
Spanish language--Grammar--Early works to 1800.
Spanish language--Orthography and spelling--Early works to 1800.
Spanish language--To 1500.