Publishers' international ISBN directory /
International ISBN Agency.
München : K.G. Saur ; New York : R.R. Bowker,
1989-
Issue for 1989/90 published in 2 vols.; 1990/91-   in 3 vols.
Issues for 1989/90-   bear also the numbering of: Publishers' international directory with ISBN index (16th ed.-   ); and: International ISBN publishers' directory (10th ed.-   ).
Merger of: Internationales ISBN-Verlagsverzeichnis, and: Publishers' international directory with ISBN index.
International Standard Book Numbers
Publishers and publishing
Internationales ISBN-Verlagsverzeichnis
Publishers' international directory with ISBN index