Cita APA (7a ed.)

Arias Sánchez, O., & Nations, J. D. A call for Central America Peace Parks.

Cita Chicago Style (17a ed.)

Arias Sánchez, Oscar, y James D. Nations. A Call for Central America Peace Parks.

Cita MLA (9a ed.)

Arias Sánchez, Oscar, y James D. Nations. A Call for Central America Peace Parks.

警告:這些引文格式不一定是100%准確.