Παραπομπή σε μορφή APA (7η εκδ.)

Worldwatch Institute & Brown, L. (2000). State of the world 2000: A Worldwatch Institute report on progress toward a sustainable society. Norton.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Worldwatch Institute και LesterR Brown. State of the World 2000: A Worldwatch Institute Report on Progress Toward a Sustainable Society. New York, N.Y.: Norton, 2000.

Παραπομπή σε μορφή MLA (8th εκδ.)

Worldwatch Institute και LesterR Brown. State of the World 2000: A Worldwatch Institute Report on Progress Toward a Sustainable Society. Norton, 2000.