Worldwatch Institute, Gardner, G. T., Bright, C., & Starke, L. (1996). State of the world, 1996: A Worldwatch Institute report on progress toward a sustainable society. W.W. Norton & Co..
Lua i Stíl Chicago (17ú heag.)Worldwatch Institute, Gary T. Gardner, Chris Bright, agus Linda Starke. State of the World, 1996: A Worldwatch Institute Report on Progress Toward a Sustainable Society. New York: W.W. Norton & Co., 1996.
Lua MLA (8ú heag.)Worldwatch Institute, et al. State of the World, 1996: A Worldwatch Institute Report on Progress Toward a Sustainable Society. W.W. Norton & Co., 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.