Cita APA (7th ed.)
Tinbergen, J. (1964). Central planning. Yale University Press.
Cita Chicago (17th ed.)
Tinbergen, Jan. Central Planning. New Haven: Yale University Press, 1964.
Cita MLA (9th ed.)
Tinbergen, Jan. Central Planning. Yale University Press, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.