Here's some syntax that might start you off:

$hash{$key} = [ qw(foo bar baz) ];   # The [ ] make an anonymous array
+ reference

print "@{$hash{$key}}\n";            # output the whole array
print $hash{$key}->[0], "\n";        # output an individual element of
+ an array
[download]

See perlref, perldsc, and perllol for more info.