APA Citatie

Purvis,Martin, & Grainger,Alan. (2005). Exploring sustainable development: Geographical perspectives. Earthscan.

Chicago Style citaat

Purvis,Martin, en Grainger,Alan. Exploring Sustainable Development: Geographical Perspectives. London: Earthscan, 2005.

MLA citatie

Purvis,Martin, en Grainger,Alan. Exploring Sustainable Development: Geographical Perspectives. Earthscan, 2005.

Let op: Deze citaties zijn niet altijd 100% accuraat.