Brown, L. R. A. (1985). State of the world 1985: A world watch institute report on progress toward a sustainable society.
استشهاد بنمط شيكاغوBrown, Lester R; Author. State of the World 1985: A World Watch Institute Report on Progress Toward a Sustainable Society. New Delhi, Prentice Hall, 1985.
MLA استشهادBrown, Lester R; Author. State of the World 1985: A World Watch Institute Report on Progress Toward a Sustainable Society. 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.