APA引文

Barrientos Valverde, J. (2015). The electoral anti communism in Costa Rica during Cold War 1948 -1990.

Citación estilo Chicago

Barrientos Valverde, Jorge. The Electoral Anti Communism in Costa Rica During Cold War 1948 -1990. 2015.

MLA引文

Barrientos Valverde, Jorge. The Electoral Anti Communism in Costa Rica During Cold War 1948 -1990. 2015.

警告：這些引文格式不一定是100％准確.