IBM System/370 - Dortmund Library System : librarian's guide.
Edition: 1st ed. --
Publisher: International Business Machines Corporation
Published: 1977
Place of publication: Uithoorn, Netherlands
Language: eng
Number of pages: 91
Subjects: DOBIS (Information retrieval system)
Other titles: Dortmund Library System : librarian's guide.
Notes: Cover title.

"International Field Program, Program Number 5787-DAA".