APA (7 ম সংস্করণ) উদ্ধৃতি

United States of America. (1898). Copyright law of the United States of America. Copyright Office, Library of Congress.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

United States of America. Copyright Law of the United States of America. Washington: Copyright Office, Library of Congress, 1898.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

United States of America. Copyright Law of the United States of America. Copyright Office, Library of Congress, 1898.