Rules 2020
https://www.randa.org/RulesEquipment/Rules/20RulesMustKnows
Players edition of the Rules of Golf 2019
https://www.randa.org/en/rog/2019/pages/players-edition
Some excellent educational videos can also be found on the R&A YouTube channel by following this link :
https://www.youtube.com/playlist?list=PLPaAMxYPZcI--dBs7Ah-OsZGPSETG_Zjq
Updated Local Rules of Pyle & Kenfig Golf Club