APA-viite (7. p.)
Worldwatch Institute, ebrary, Inc, & Starke, L. (2012). State of the world 2012: Moving toward sustainable prosperity : a Worldwatch Institute report on progress toward a sustainable society. Island Press.
Chicago-viite (17. p.)
Worldwatch Institute, Inc ebrary, ja Linda Starke. State of the World 2012: Moving Toward Sustainable Prosperity : A Worldwatch Institute Report on Progress Toward a Sustainable Society. Washington, D.C.: Island Press, 2012.
MLA-viite (9. p.)
Worldwatch Institute, et al. State of the World 2012: Moving Toward Sustainable Prosperity : A Worldwatch Institute Report on Progress Toward a Sustainable Society. Island Press, 2012.
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