Disclaimer: College Open Textbooks has not yet vetted all of the open textbooks on this list for quality or accuracy of the content. However, peer reviews, as indicated by a "*" next to the book title, are available at The Reviews page.

License Attributes: BY=Open w/ Attribution. CC=Creative Commons license.  GFDL=GNU Free Documentation License. GGPL=GNU General Public License.  NC=Non-Commercial. ND=No Deriverative Works. PD=Public Domain. SA=Share Alike.