ebrary, Inc. (1999). Our common journey: A transition toward sustainability. National Academy Press.
Цитирование в стиле Чикаго (17-е изд.)ebrary, Inc. Our Common Journey: A Transition Toward Sustainability. Washington, D.C.: National Academy Press, 1999.
Цитирование MLA (9-е изд.)ebrary, Inc. Our Common Journey: A Transition Toward Sustainability. National Academy Press, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.