La bibliografia

http://www.bact.wisc.edu/microtextbook/default.css

http://wwwnhc.nhmccd.edu/public/nsci/bio/microbio.htm

http://www.bio.umass.edu/mdid/

http://www.bocklabs.wisc.edu/movies/:

http://www.cumbs.colostate.edu/microbiology/courses/mb300/gallery

http://www.wsu.edu:8080/~hurlbert/pages/101hmpg.html

http://www.ndsu.nodak.edu/instruct/mcclean/plsc431/prokaryo/prokaryo1.htm

http://www.sp.uconn.edu/~terry/229sp98/lecture.index.html

http://www.cat.cc.md.us/~gkaiser/index.html

Microbiologia (titolo originale:Biology of Microorganism) Autori: Thomas D.Brock, Michael D.Madigan, John M.Martinko, Jack Parker coedizione CittàStudiEdizioni/Prentice-Hall International