Citação norma APA

Hughes, J. D. (2001). An environmental history of the world: Humankind's changing role in the community of life (Second edition.). Routledge.

Citação norma Chicago

Hughes, J. Donald. An Environmental History of the World: Humankind's Changing Role in the Community of Life. Second edition. Abingdon, Oxon: Routledge, 2001.

Citação norma MLA

Hughes, J. Donald. An Environmental History of the World: Humankind's Changing Role in the Community of Life. Second edition. Routledge, 2001.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.