APA (7 ম সংস্করণ) উদ্ধৃতি

Spilimbergo, A., & Stein, E. (1996). The welfare implications of trading blocs among countries with different endowments. National Bureau of Economic Research.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Spilimbergo, Antonio, এবং Ernesto Stein. The Welfare Implications of Trading Blocs Among Countries with Different Endowments. Cambridge: National Bureau of Economic Research, 1996.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Spilimbergo, Antonio, এবং Ernesto Stein. The Welfare Implications of Trading Blocs Among Countries with Different Endowments. National Bureau of Economic Research, 1996.