Cost-effectiveness and cost-benefit analysis of selective dissemination of information (SDI) services
Subtitle: an analysis ...
By: R.L. Piggott.
Contributors: Ealing Technical College. School of Librarianship.
Series: Special librarianship and information work studies -- A2/3
Publisher: School of Librarianship, Ealing College of Higher Education
Published: 1977
Place of publication: London
Language: eng
Subjects: Selective dissemination of information -- Economic aspects
Notes: Cover title.

Corrigenda inserted.

Bibliography: p. 9.