ebrary, Inc, & Enderle-Burcel, G. (2009). Gaps in the Iron Curtain: Economic relations between neutral and socialist countries in Cold War Europe. Jagiellonian University Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিebrary, Inc, এবং Gertrude Enderle-Burcel. Gaps in the Iron Curtain: Economic Relations Between Neutral and Socialist Countries in Cold War Europe. Krakow: Jagiellonian University Press, 2009.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিebrary, Inc, এবং Gertrude Enderle-Burcel. Gaps in the Iron Curtain: Economic Relations Between Neutral and Socialist Countries in Cold War Europe. Jagiellonian University Press, 2009.
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