Cita APA

Brown, L. R. (1985). State of the world 1985: A world watch institute report on progress toward a sustainable society. Prentice-hall.

Citación estilo Chicago

Brown, Lester R. State of the World 1985: A World Watch Institute Report on Progress Toward a Sustainable Society. New Delhi: Prentice-hall, 1985.

Cita MLA

Brown, Lester R. State of the World 1985: A World Watch Institute Report on Progress Toward a Sustainable Society. Prentice-hall, 1985.