Dyfyniad APA

Castellón Zelaya, L. A. (2017). Art against violence in schools in Guanacaste.

Dyfyniad Arddull Chicago

Castellón Zelaya, Luis Arturo. Art against Violence in Schools in Guanacaste. 2017.

Dyfyniad MLA

Castellón Zelaya, Luis Arturo. Art against Violence in Schools in Guanacaste. 2017.

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