Columbia subject headings:
International organization.
International relations and culture.
Papalēgouras, Panagēs, 1917-1993. Théorie de la société internationale.
Social history.
Harvard subject headings:
International organization.
International relations and culture.
Papalēgouras, Panagēs, 1917-1993. Théorie de la société internationale.
Social history.
Princeton subject headings:
International organization.
International relations and culture.
Papalēgouras, Panagēs, 1917-1993. Théorie de la société internationale.
Social history.