Edelman, M., & Kenen, J. (1989). Costa Rica and the Central American Common Market. Grove Weidenfeld.
Cita Chicago Style (17a ed.)Edelman, Marc, y Joanne Kenen. Costa Rica and the Central American Common Market. Nueva York: Grove Weidenfeld, 1989.
Cita MLA (9a ed.)Edelman, Marc, y Joanne Kenen. Costa Rica and the Central American Common Market. Grove Weidenfeld, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
