I think most here will know where to go for the answers BUT knowing where to look and finding is a very different scenario. Firstly the "rule book" as it is written by civil servants is so vast that searching in any logical manner is useless.
It took me one minute and ten seconds to google 'air navigation order', download the document, and do a text search for 'right of way'. The sixth mouse click found 'Right of way on the ground', Rule 42, which is immediately followed by Rule 43...