Columbia subject headings:
Executives--Training of--Europe--Directories.
Executives--Training of--United States--Directories.
Management--Study and teaching--Europe--Directories.
Management--Study and teaching--United States--Directories.
Harvard subject headings:
Executives--Training of--Europe--Directories.
Executives--Training of--United States--Directories.
Management--Study and teaching--Europe--Directories.
Management--Study and teaching--United States--Directories.
Princeton subject headings: