Cita APA

Gaillard, N. 1. (2012). A century of sovereign ratings. New York: Springer.

Citación estilo Chicago

Gaillard, Norbert 1945-. A Century of Sovereign Ratings. New York: Springer, 2012.

Cita MLA

Gaillard, Norbert 1945-. A Century of Sovereign Ratings. New York: Springer, 2012.