The IBR, published again since 1971 as an interdisciplinary, international bibliography of reviews, offers book reviews of literature dealing primarily with the humanities and social sciences published in 6,000 mainly European scholarly journals. This unique bibliography contains over 1.3 millions book reviews. 60,000 entries are added every year with details on the work reviewed and the review.

The IBR, published again since 1971 as an interdisciplinary, international bibliography of reviews, offers book reviews of literature dealing primarily with the humanities and social sciences published in 6,000 mainly European scholarly journals. This unique bibliography contains over 1.3 millions book reviews. 60,000 entries are added every year with details on the work reviewed and the review.