APA (7 ম সংস্করণ) উদ্ধৃতি

Sottas, E. (1985). The least developed countries: An introduction to the LCDs and to the substantial new programme of action for them. United Nations.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Sottas, Eric. The Least Developed Countries: An Introduction to the LCDs and to the Substantial New Programme of Action for Them. New York, N. Y: United Nations, 1985.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Sottas, Eric. The Least Developed Countries: An Introduction to the LCDs and to the Substantial New Programme of Action for Them. United Nations, 1985.