Purvis,Martin, & Grainer,Alan. (2005). Exploring Sustainable Development: :Geographical Perspectives. Earthscan.
Style de citation ChicagoPurvis,Martin, et Grainer,Alan. Exploring Sustainable Development: :Geographical Perspectives. London: Earthscan, 2005.
Style de citation MLAPurvis,Martin, et Grainer,Alan. Exploring Sustainable Development: :Geographical Perspectives. Earthscan, 2005.
Attention : ces citations peuvent ne pas être correctes à 100%.