$PERI SEC Filings

Filing Filed On
6-K 06 May 2010
6-K 14 Apr 2010
6-K 25 Mar 2010
6-K 04 Jan 2010
6-K 10 Dec 2009
6-K 17 Nov 2009
6-K 12 Nov 2009
6-K 09 Nov 2009
6-K 02 Nov 2009
6-K 31 Aug 2009
6-K 27 Aug 2009
6-K 06 Aug 2009
6-K 21 Jul 2009
6-K 13 Jul 2009
6-K 07 Jul 2009
6-K 01 Jul 2009
6-K 29 Jun 2009
6-K 02 Jun 2009
6-K 26 May 2009
6-K 04 May 2009