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.
Chicago-viite (17. p.)Apathy, Ervin, Galina Lamberger, Margit Racz, ja 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.
MLA-viite (9. p.)Apathy, 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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.