This covers, retrospectively, U.S. books from 1940 to 1976 and journals between 1940 and 1966. R pertoire bibliographique de la philosophie . Institut superieur de philosophie. An important supplement to Philosopher's Index, this is especially useful for European materials. Bibliographies Bibliographic index .
Selection is made from bibliographies that have fifty or more citations.
Bibliography of bioethics . Kennedy Institute Center for Bioethics. Its coverage is comprehensive for English-language materials, including audiovisuals, court decisions, bills, and unpublished documents, as well as books and articles. Starting with vol. 9 many of the entries include abstracts.