Many scholarly journals have a book review section. In many cases, our online article databases include these book reviews. See the list of GALILEO databases for your subject, and try searching one for the title of your book to find reviews.
Some major scholarly databases that include book reviews:
There are also print indexes of scholarly book reviews, which are especially useful for older books:
Combined Retrospective Index to Book Reviews in Scholarly Journals, 1886-1974 (Main Reference 1st floor Z1035.A1C60)
Offers author and title access to over one million book reviews which appeared in 459 scholarly journals in history, political science, and sociology.
Combined Retrospective Index to Book Reviews in Humanities Journals, 1802-1974 (Main Reference 1st floor Z1035.A1B640)
Author and title access to about 500,000 book reviews that appeared in over 150 humanities journals.