$PERI SEC Filings

Filing Filed On
6-K 25 Mar 2009
6-K 12 Mar 2009
6-K 30 Dec 2008
6-K 19 Nov 2008
6-K 13 Nov 2008
6-K 10 Nov 2008
6-K 27 Oct 2008
6-K 13 Aug 2008
6-K 24 Jul 2008
6-K 17 Jul 2008
6-K 08 Jul 2008
6-K 03 Jul 2008
6-K 23 Jun 2008
6-K 04 Jun 2008
6-K 02 Jun 2008
6-K 10 Apr 2008
6-K 01 Apr 2008
6-K 05 Mar 2008
6-K 05 Feb 2008
6-K 23 Jan 2008