Sharpley, R. (2009). Tourism development and the environment: Beyond sustainability? Earthscan.
Cita Chicago Style (17a ed.)Sharpley, Richard. Tourism Development and the Environment: Beyond Sustainability? Sterling, VA: Earthscan, 2009.
Cita MLA (8a ed.)Sharpley, Richard. Tourism Development and the Environment: Beyond Sustainability? Earthscan, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.