APA (7 ম সংস্করণ) উদ্ধৃতি

(1949). The world at work: The economic and social efforts of the United Nations and the specialized agencies. Chicago: Rotary International.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

The World at Work: The Economic and Social Efforts of the United Nations and the Specialized Agencies. Chicago: Rotary International, 1949.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

The World at Work: The Economic and Social Efforts of the United Nations and the Specialized Agencies. Chicago: Rotary International, 1949.