Dyfyniad APA

Brenes Paniagua, I., & Zeledón Torres, F. (2011). Elections of February 2010: The ups and downs of electoral bipolarity.

Dyfyniad Arddull Chicago

Brenes Paniagua, Isabel, y Fernando Zeledón Torres. Elections of February 2010: The Ups and Downs of Electoral Bipolarity. 2011.

Dyfyniad MLA

Brenes Paniagua, Isabel, y Fernando Zeledón Torres. Elections of February 2010: The Ups and Downs of Electoral Bipolarity. 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.