"Book reviews typically evaluate recently-written works. They offer a brief description of the text's key points and often provide a short appraisal of the strengths and weaknesses of the work" (¶1, last edited 2011.09.27).
This page at the College Writing Center at Potsdam, the State University of New York, has links to numerous writing websites. For example, there's link to the Purdue OWL resource page for students and teachers of English as a second language.