Start by typing the title of the book in the first empty box and book review in the next box.

By scrolling a little further, you can change the publication dates as well, on the left.
Click on the title of a review you would like to read. On the next page (shown above) you can access the PDF or the HTML version of the review in the upper left corner of the page. On the bottom right of the page, you can click Cite for a citation format for the review and the Permalink for future reference.