Nunberg, B., Barbone, L., & Derlien, H. (1999). The state after communism: Administrative transitions in Central and Eastern Europe. World Bank.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNunberg, Barbara, Luca Barbone, এবং Hans-Ulrich Derlien. The State After Communism: Administrative Transitions in Central and Eastern Europe. Washington, D.C.: World Bank, 1999.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNunberg, Barbara, et al. The State After Communism: Administrative Transitions in Central and Eastern Europe. World Bank, 1999.