<Ul> <Li> 1931--33 Jack Crawford </Li> <Li> 1963--67 Roy Emerson </Li> <Li> 2011--13 Novak Djokovic </Li> </Ul> <Li> 1931--33 Jack Crawford </Li> <Li> 1963--67 Roy Emerson </Li> <Li> 2011--13 Novak Djokovic </Li>

What nba teams have won 3 championships in a row