Rosenberg, M. B. State Intevention and Presidential Control in Costa Rica: The Role of the Partido Liberación Nacional. Eugene R. Huck Editor.
Lua i Stíl Chicago (17ú heag.)Rosenberg, Mark B. State Intevention and Presidential Control in Costa Rica: The Role of the Partido Liberación Nacional. Marietta, GE: Eugene R. Huck Editor.
Lua MLA (9ú heag.)Rosenberg, Mark B. State Intevention and Presidential Control in Costa Rica: The Role of the Partido Liberación Nacional. Eugene R. Huck Editor.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.