National directory of newsletters and reporting services
Subtitle: a reference guide to national and international information services, financial services, association bulletins, training and educational services.
Edition: 2d ed. --
Publisher: Gale Research
Published: 1978
Place of publication: Detroit
Language: eng
Subjects: Newsletters -- Bibliography.; Information services -- Bibliography.
Notes: Pt. 3-8 issued with cumulative title, publisher, and subject indexes.