Cita APA (7a ed.)
Siebert, H., & Koop, M. J. (1993). Institutional Competition Versus Centralization: Quo Vadis Europe? Institut für Weltwirtschaft.
Cita Chicago Style (17a ed.)
Siebert, Horst, y Michael J. Koop. Institutional Competition Versus Centralization: Quo Vadis Europe? Kiel: Institut für Weltwirtschaft, 1993.
Cita MLA (9a ed.)
Siebert, Horst, y Michael J. Koop. Institutional Competition Versus Centralization: Quo Vadis Europe? Institut für Weltwirtschaft, 1993.
Precaución: Estas citas no son 100% exactas.