This guide is designed as an introduction to finding book reviews, particularly in law-related areas. It focues more on book reviews for scholars as opposed to librarians for purchase decisions. For more sources on finding book reviews (particularly on older titles before the 1980's, see Finding Book Reviews (FAS).
This guide focuses very much on US and English-language books. For non-US books originally published in the vernacular, sometimes national bibliographies, regional studies databases, newspapers and other resources for the particular country.
Most indexes/databases have the ability to limit to "book reviews" or "reviews." Below are some selected databases you can use that let you limit to book reviews, usually under document type. In general, check the advanced search functions of databases related to your discipline.
This guide focuses very much on US and English-language books. For non-US books originally published in the vernacular, sometimes national bibliographies, regional studies databases, newspapers and other resources for the particular country.
Amazon often includes excerpts from book reviews, as well as user-contributed reviews.