AEA for the Department of Energy and Climate Change (DECC) and the Department of Environment, Food and Rural Affairs (Defra) (2012): 2012 Guidelines to Defra / DECC's GHG Conversion Factors for Company Reporting,
AEA Technology (2012): Greenhouse Gas Inventory for England, Scotland, Wales and Northern Ireland: 1990-2010
AEA Technology Environment (2001): Rail Emission Model

Department for Transport (2009): Low Carbon Transport: A Greener Future

Gallagher, E. (2008): The Gallagher Review of the indirect effects of biofuels production Renewable Fuels Agency

Highways Agency (2009): Design Manual for Roads and Bridges

King, J. (2007): The King Review of low carbon cars

The Scottish Executive (2006): Scotland's National Transport Strategy
The Scottish Government (2011): The Government Economic Strategy,
The Scottish Government (2009): Climate Change Delivery Plan: Meeting Scotland's Statutory Climate Change Targets
The Scottish Government (2009): Cycling Action Plan for Scotland
The Scottish Government (2012): Scottish Transport Statistics.
The Scottish Government (2011): Low Carbon Scotland: Meeting the Emissions Reduction Targets 2010-2022: The Report on Proposals and Policies.
The Scottish Government, Scottish Environment Protection Agency, Highlands and Islands Enterprise, Scottish Enterprise (2010): A Low Carbon Economic Strategy for Scotland
Transport Scotland (2009): Strategic Transport Project's Review: Final Report
Transport Scotland (2008): Scottish Transport Appraisal Guidance