Cita APA (7a ed.)

Kemp, P., & Witthofft Nielsen, L. (2009). The Barriers to climate awareness: A report on the ethics of sustainability. Ministry of Climate and Energy; Rasmus Kragh Jakobsen.

Cita Chicago Style (17a ed.)

Kemp, Peter, y Lisbeth Witthofft Nielsen. The Barriers to Climate Awareness: A Report on the Ethics of Sustainability. Copenhagen: Ministry of Climate and Energy; Rasmus Kragh Jakobsen, 2009.

Cita MLA (9a ed.)

Kemp, Peter, y Lisbeth Witthofft Nielsen. The Barriers to Climate Awareness: A Report on the Ethics of Sustainability. Ministry of Climate and Energy; Rasmus Kragh Jakobsen, 2009.