Fellner, W., Machlup, F., & Triffin, R. (1966). Maintaining and restoring balance in international payments. Princeton University Press.
Cita Chicago (17th ed.)Fellner, William, Fritz Machlup, i Robert Triffin. Maintaining and Restoring Balance in International Payments. Princeton, N.J.: Princeton University Press, 1966.
Cita MLA (9th ed.)Fellner, William, et al. Maintaining and Restoring Balance in International Payments. Princeton University Press, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.