Columbia subject headings:
Grotius, Hugo, 1583-1645.
Persons (International law)
Vattel, Emer de, 1714-1767.
Harvard subject headings:
Grotius, Hugo, 1583-1645
Persons (International law)
Vattel, Emer de, 1714-1767
Princeton subject headings:
Grotius, Hugo, 1583-1645.
Persons (International law)
Vattel, Emer de, 1714-1767.