Cita APA (7th ed.)
Siebert, H. Rules for the global economy. Princeton University Press.
Cita Chicago (17th ed.)
Siebert, Horst. Rules for the Global Economy. Princeton University Press.
Cita MLA (9th ed.)
Siebert, Horst. Rules for the Global Economy. Princeton University Press.
Atenció: Aquestes cites poden no estar 100% correctes.