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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিKessides, Ioannis Nicolaos. Hungary: A Regulatory and Structural Review of Selected Infrastructure Sectors. Washington, D.C.: World Bank, 2000.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিKessides, Ioannis Nicolaos. Hungary: A Regulatory and Structural Review of Selected Infrastructure Sectors. World Bank, 2000.