Apathy, E., Lamberger, G., Racz, M., & Szanyi, M. (1991). The change of Regime and the Hungarian telecommunication industry: An Empirical Survey. Institute for World Economics of the Hungarian Academy of Sciences.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিApathy, Ervin, Galina Lamberger, Margit Racz, এবং Miklos Szanyi. The Change of Regime and the Hungarian Telecommunication Industry: An Empirical Survey. Budapest: Institute for World Economics of the Hungarian Academy of Sciences, 1991.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিApathy, Ervin, et al. The Change of Regime and the Hungarian Telecommunication Industry: An Empirical Survey. Institute for World Economics of the Hungarian Academy of Sciences, 1991.
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