Cita APA

Prescott Allen, R., & Prescott Allen, R. (2001). The wellbeing of nations: A country-by-country index of quality of life and the environment. Washington, D.C.: Island.

Citación estilo Chicago

Prescott Allen, Robert, y Robert Prescott Allen. The Wellbeing of Nations: A Country-by-country Index of Quality of Life and the Environment. Washington, D.C.: Island, 2001.

Cita MLA

Prescott Allen, Robert, y Robert Prescott Allen. The Wellbeing of Nations: A Country-by-country Index of Quality of Life and the Environment. Washington, D.C.: Island, 2001.