This volume serves as a comprehensive index of book reviews published in 1968, compiling citations from a wide array of periodicals. It aims to provide researchers and librarians with a centralized resource for locating critical assessments of published works from that year. The index is organized to facilitate efficient retrieval of reviews based on the reviewed book's title and author.

As a cumulative index, its value lies in its utility for researchers and librarians seeking to trace critical reception of books published in a specific year. The compilation of reviews from various sources offers a broad overview of contemporary critical discourse. Its effectiveness is measured by the comprehensiveness of its coverage and the ease with which users can locate specific reviews. The 1968 Cumulation specifically targets scholarly and critical engagement with literature and other published works from that year.