You already are:

foreach my $alias (keys %hash3) {
    print "The members of $alias are\n";
    foreach (@{$hash3{$alias}}) {
        print "\t$_\n";
    }
}
[download]

If you didn't want to use foreach's aliasing, you would do something like:

print $hash3{$hashKey}->[$arrayIndex];
[download]

-Ton
-----
Be bloody, bold, and resolute; laugh to scorn
The power of man...