Available under Creative Commons-ShareAlike 4.0 International License. Download for free at http://cnx.org/contents/f6522dce-7e2b-47ac-8c82-8e2b72973784@7.2
note: Author - Dick Moore, "In-source, out-source, open-source, right-source". Originally submitted July 25th, 2007 to the OSS and OER in Education Series, Terra Incognita blog (Penn State World Campus), edited by Ken Udas.
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