Bulkeley, H., & Newell, P. Governing climate change (Second edition.).
Cita Chicago (17th ed.)Bulkeley, Harriet, i Peter Newell. Governing Climate Change. Second edition.
Cita MLA (9th ed.)Bulkeley, Harriet, i Peter Newell. Governing Climate Change. Second edition.
Atenció: Aquestes cites poden no estar 100% correctes.