Al Columbia on Wikipedia
External resources
- http://comicscomicsmag.com/2010/06/al-columbia-interview.html
- http://hifructose.com/2013/06/17/al-columbias-pim-and-francie-continue-their-adventures-in-new-works
- http://lambiek.net/artists/c/columbia_al.htm
- http://thedailycrosshatch.com/2009/12/01/interview-al-columbia-pt-1-of-4
- http://thedailycrosshatch.com/2009/12/07/interview-al-columbia-pt-2-of-4
- http://thedailycrosshatch.com/2009/12/15/interview-al-columbia-pt-3-of-4
- http://thedailycrosshatch.com/2009/12/22/interview-al-columbia-pt-4-of-4
- http://www.comicartcollective.com/columbia
- http://www.comicartfans.com/comic-artists/Al_Columbia.asp?m=newart
- http://www.flickr.com/photos/48170106@N05/tags/alcolumbia