Keywords: ToK Simple.jpg en wikipedia 2012 February 14 Picture of Tree of Knowledge Source self-made Date created February 2 2005 Author Gregg Henriques Permission I give permission for this file to be used in Wiki en wikipedia Premeditated Chaos CommonsHelper 2007-03-07 Gregg Henriques wikipedia en Gregg Henriques Original upload log Picture of Tree of Knowledge Source self-made Date created February 2 2005 Author Gregg Henriques Permission I give permission for this file to be used in Wiki </nowiki> Conceptual systems Science studies Systems theory |