Cita APA

Starke, L. E. (2011). State of the World 2011: A worldwatch institute report on progress toward a sustainable society.

Chicago Edition Citation

Starke, Linda; Editor. State of the World 2011: A Worldwatch Institute Report on Progress Toward a Sustainable Society. London, Earthscan, 2011.

Cita MLA

Starke, Linda; Editor. State of the World 2011: A Worldwatch Institute Report on Progress Toward a Sustainable Society. 2011.