Selecting last date?

Question

Hello,
I have a oracle db and saving date values in a column. Date format is below;
---------
30/06/2011
01/07/2011
01/07/2011
01/07/2011
02/07/2011
02/07/2011
03/07/2011
03/07/2011,
03/07/2011
---------

I want to select last date's rows. In this example I wanto get "03/07/2011" 's rows. But I coldnt write exactly the sql command. How can I do that?

Thanks.