Brown,Lester R. (1985). State of the world 1985: A worldwatch Institute Report on Progress toward a sustainable society. Prentice - Hall Of India.
Trích dẫn kiểu ChicagoBrown,Lester R. State of the World 1985: A Worldwatch Institute Report on Progress Toward a Sustainable Society. New Delhi: Prentice - Hall Of India, 1985.
Trích dẫn MLABrown,Lester R. State of the World 1985: A Worldwatch Institute Report on Progress Toward a Sustainable Society. Prentice - Hall Of India, 1985.
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