Maehle, N., & Dippelsman, R. (2001). Treatment of Mobile Phone Licences in the National Accounts. International Monetary Fund.
Cita Chicago (17th ed.)Maehle, Nils, i Robert Dippelsman. Treatment of Mobile Phone Licences in the National Accounts. Washington, D.C.: International Monetary Fund, 2001.
Cita MLA (8th ed.)Maehle, Nils, i Robert Dippelsman. Treatment of Mobile Phone Licences in the National Accounts. International Monetary Fund, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.