Παραπομπή σε μορφή APA (7η εκδ.)

STATE. (1992). State of the world 1992: A worldwatch institute reporton progress toward a sustainable society. WW Norton and co.

Παραπομπή σε μορφή Chicago (17η εκδ.)

STATE. State of the World 1992: A Worldwatch Institute Reporton Progress Toward a Sustainable Society. New York: WW Norton and co, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

STATE. State of the World 1992: A Worldwatch Institute Reporton Progress Toward a Sustainable Society. WW Norton and co, 1992.