Below are services offered by TSOshop:
The Stationery Office - Transport Bookshop
Online transport bookshop containing every UK book in print on Aviation, Carriage of Dangerous Goods, Civil Aviation Authority (CAA), The full range of official Driving titles from the Driving Standards Agency (DSA), Highways Agency including the standards for highway works, Inland Waterways, Docks & Harbours, Maritime & Nautical, MOT Testing, Railways, Road Transport, TRL (Transport Research Laboratory) and others.
This service is available in United Kingdom
You can find out more here http://www.tsoshop.co.uk/bookstore.asp?fo=1159997