Cita APA (7a ed.)
Bell, S., & Morse, S. (2008). Sustainability indicators: Measuring the immeasurable? (2nd ed.). Earthscan.
Cita Chicago Style (17a ed.)
Bell, Simon, y Stephen Morse. Sustainability Indicators: Measuring the Immeasurable? 2nd ed. London: Earthscan, 2008.
Cita MLA (9a ed.)
Bell, Simon, y Stephen Morse. Sustainability Indicators: Measuring the Immeasurable? 2nd ed. Earthscan, 2008.
Precaución: Estas citas no son 100% exactas.