Dyfyniad APA

Rosero Bixby, L. (1993). Studies of the Costa Rican Model I: Peace, Health and Development in Costa Rica.

Dyfyniad Arddull Chicago

Rosero Bixby, Luis. Studies of the Costa Rican Model I: Peace, Health and Development in Costa Rica. 1993.

Dyfyniad MLA

Rosero Bixby, Luis. Studies of the Costa Rican Model I: Peace, Health and Development in Costa Rica. 1993.

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