Columbia subject headings:
Catholic Church--Foreign relations--Spain.
Catholic Church. Treaties, etc. 1941 June 7.
Ecclesiastical law--Spain.
Spain--Foreign relations--Catholic Church.
Harvard subject headings:
Catholic Church--Foreign relations--Spain.
Catholic Church. Treaties, etc. 1941 June 7.
Ecclesiastical law--Spain.
Spain--Foreign relations--Catholic Church.
Princeton subject headings:
Catholic Church--Foreign relations--Spain.
Catholic Church. Treaties, etc. 1941 June 7
Ecclesiastical law--Spain.
Spain--Foreign relations--Catholic Church.