Cita APA (7a ed.)

United Nations. (1977). CASE STUDY ON DESERTIFICATION: REGION OF COMBARBALA, CHILE.

Cita Chicago Style (17a ed.)

United Nations. CASE STUDY ON DESERTIFICATION: REGION OF COMBARBALA, CHILE. 1977.

Cita MLA (9a ed.)

United Nations. CASE STUDY ON DESERTIFICATION: REGION OF COMBARBALA, CHILE. 1977.

Precaución: Estas citas no son 100% exactas.