Need help creating citations for a book?  Check out OttoBib.  OttoBib is a free bibliography generator that is easy to use.  Just type the ISBN of a book into the text box to generate a bibliography entry that can be copied and pasted into a paper.  OttoBib is capable of generating citations in MLA format, APA, and Chicago-Turabian.  OttoBib is powered by WorldCat and it only works for books.  OttoBib can be found at http://www.ottobib.com/

Note: This blog is only reviewing this resource, and cannot guarantee the accuracy of citations generated by OttoBib, so use at your own risk.