DaveF
The booklet was published by IPMS but collated & written by the Aerobatic Display Teams Group (shameless plug there). There have been numerous small additions and changes, mostly celebratory logos applied since the original paint scheme was unveiled in 1980. Aside from the 'Royal Air Force' on the flanks & last years anniversary Paint scheme, this is the first major change.
If you want one, search a well known online auction site whose last 3 is 'bay', the author sells them directly for a reasonable sum. If they are presently unlisted send me a PM and I'll forward it to him.