Philippine Rice Research Institute. (2009). Philippine Rice R & D highlights 2008. Philippine Rice Research Institute.
Chicago-referens (17:e uppl.)Philippine Rice Research Institute. Philippine Rice R & D Highlights 2008. Munoz, Nueva Ecija: Philippine Rice Research Institute, 2009.
MLA-referens (9:e uppl.)Philippine Rice Research Institute. Philippine Rice R & D Highlights 2008. Philippine Rice Research Institute, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.