Guidelines to playing those various golf competitions.
Golf Australia provides an excellent guide to how different forms of the game of golf are played. Of course they must be read in conjunction with the rules of golf, and clubs may vary these formats slightly - so it might be wortwhile checking prior to that important match.
Go to http://www.golfaustralia.org.au/, click on "Playing the Game" and scroll down to their link under various golf competitions and how they are played.