APA (7 ম সংস্করণ) উদ্ধৃতি

Development, O. f. E. C. a. (1974). The Research system. The author.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Development, Organisation for Economic Co-operation and. The Research System. The author, 1974.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Development, Organisation for Economic Co-operation and. The Research System. The author, 1974.