แหล่งที่มา WikiPedia: วิมตินิยม http://www.merriam-webster.com/dictionary/skeptici... http://encyclopedia2.thefreedictionary.com/Skeptik... http://www.tricksterbook.com/ArticlesOnline/CSICOP... http://nrs.harvard.edu/urn-3:HUL.InstRepos:4725014 http://www.iep.utm.edu/skepanci/ http://www.iep.utm.edu/skepcont/ http://www.utm.edu/research/iep/s/skepcont.htm http://www.csicop.org/articles/19991214-century/ http://philpapers.org/browse/skepticism https://books.google.com/books?id=Ozv0lftrUeEC
