Howarth, N., Howarth, N., & Clark, G. (2012). The political economy of technological change, energy and climate change.
Chicago-čujuhus (17. p.)Howarth, N., Nicholas Howarth, juo G. Clark. The Political Economy of Technological Change, Energy and Climate Change. 2012.
MLA-čujuhus (9. p.)Howarth, N., et al. The Political Economy of Technological Change, Energy and Climate Change. 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.