Cita APA

Kirkby, J., O'Keefe, P., & Timberlake, L. (1995). The earthscan reader in sustainable development (First published.). England: Earthscan Publications.

Citación estilo Chicago

Kirkby, John,, Phil O'Keefe, y Lloyd Timberlake. The Earthscan Reader in Sustainable Development. First published. England: Earthscan Publications, 1995.

Cita MLA

Kirkby, John,, Phil O'Keefe, y Lloyd Timberlake. The Earthscan Reader in Sustainable Development. First published. England: Earthscan Publications, 1995.