84. WP.29 considered the proposals for amending the UN publication “WP.29; how it works, how to joint it”, known as the “Blue Book”. Contributions from China, Japan and the United States of America were announced. The representative of Germany suggested reorganizing Chart 1 (Organization of WP.29). WP.29 invited its representatives to submit their contributions and comments by 6 June 2011 and requested the secretariat to prepare a revised version of the publication for consideration at its June 2011 session.