National Industrial Conference Board <New York>. Studies of international problems. National Industrial Conference Board.
Chicago-Zitierstil (17. Ausg.)National Industrial Conference Board <New York>. Studies of International Problems. New York: National Industrial Conference Board.
MLA-Zitierstil (9. Ausg.)National Industrial Conference Board <New York>. Studies of International Problems. National Industrial Conference Board.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.