(1949). The world at work: The economic and social efforts of the United Nations and the specialized agencies. Chicago: Rotary International.
Chicago-Zitierstil (17. Ausg.)The World at Work: The Economic and Social Efforts of the United Nations and the Specialized Agencies. Chicago: Rotary International, 1949.
MLA-Zitierstil (8. Ausg.)The World at Work: The Economic and Social Efforts of the United Nations and the Specialized Agencies. Chicago: Rotary International, 1949.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.