Add information that the teacher may have provided here.
Library resources:
In POWERLibrary (another library supported resource) you may want to use:
EBSCO's Masterfile to find reviews
Contemporary Authors to find biographical as well as some information about specific titles.
Many authors have their own sites and there are often sites for specific books.
Book sellers such as Barnes & Noble and Amazon feature reader reviews and occasionally reviews from reputable publications such Publishers Weekly, Kirkus magazine.