International Monetary Fund. (2004). Bulgaria: Fourth Review Under the Stand-By Arrangement, Requests for Waiver of Applicability of Performance Criteria and Waiver of Nonobservance of Performance Criterion, and Request for Extension of the Arrangement. International Monetary Fund.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Monetary Fund. Bulgaria: Fourth Review Under the Stand-By Arrangement, Requests for Waiver of Applicability of Performance Criteria and Waiver of Nonobservance of Performance Criterion, and Request for Extension of the Arrangement. Washington, D.C.: International Monetary Fund, 2004.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিInternational Monetary Fund. Bulgaria: Fourth Review Under the Stand-By Arrangement, Requests for Waiver of Applicability of Performance Criteria and Waiver of Nonobservance of Performance Criterion, and Request for Extension of the Arrangement. International Monetary Fund, 2004.