Columbia subject headings:
Harvard subject headings:
Contrastive linguistics.
Spanish language--Grammar, Comparative--French.
Spanish language--Grammar, Comparative--Galician.
Spanish language--Grammar, Comparative--German.
Spanish language--Grammar, Comparative--Italian.
Spanish language--Grammar, Comparative.
Princeton subject headings:
Contrastive linguistics.
Spanish language--Grammar, Comparative--French.
Spanish language--Grammar, Comparative--Galician.
Spanish language--Grammar, Comparative--German.
Spanish language--Grammar, Comparative--Italian.
Spanish language--Grammar, Comparative.