Columbia subject headings:
Environmental law--Cuba--Dictionaries--Spanish.
Environmental protection--Dictionaries--Spanish.
Harvard subject headings:
Environmental law--Cuba--Dictionaries--Spanish.
Environmental law--Dictionaries--Spanish.
Environmental protection--Dictionaries--Spanish.
Princeton subject headings:
Dictionaries.
Environmental law--Cuba--Dictionaries--Spanish.
Environmental law--Dictionaries--Spanish.
Environmental protection--Dictionaries--Spanish.