Columbia subject headings:
European federation.
International organization.
Masaryk, T. G. (Tomáš Garrigue), 1850-1937.
Harvard subject headings:
European federation
International organization
Masaryk, T. G. (Tomáš Garrigue), 1850-1937
Princeton subject headings:
European federation.
International organization.
Masaryk, T. G. (Tomáš Garrigue), 1850-1937.