Hughes, D. J. (2009). An environmental history of the world: Humankind's changing role in the community of life (Second edition.). AUWSF (018249).
Цитирование в стиле Чикаго (17-е изд.)Hughes, Donald J. An Environmental History of the World: Humankind's Changing Role in the Community of Life. Second edition. London: AUWSF (018249), 2009.
Цитирование MLA (9-е изд.)Hughes, Donald J. An Environmental History of the World: Humankind's Changing Role in the Community of Life. Second edition. AUWSF (018249), 2009.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.