Vols. for 1969-1980 include classified listings and author index; 1981- : classified listings, author index, and subject index.
Reorganization of data originally published in a multivolume softbound edition, with same title.
Vol. 3 (Linguistics) for 1969-1973 also published as special issue of: General linguistics.
Vol. 4 for 1969-1972 also called: ACTFL annual bibliography of books and articles on pedagogy in foreign languages; also published in: Foreign language annals; issued separately beginning with 1973.
Also available in partial sets (called, in 1981, option B, option C, and option E), 1981- .
Also available in a CD-ROM ed. with title: MLA international bibliography.