Special libraries and information centres in Canada: a directory, 1970 revision.
Subtitle: Additions, changes, corrections to 1 December 1972 (includes all addenda since publication in 1970).
Contributors: Canadian Library Association; Canadian Association of Special Libraries and Information Services
Publisher: Canadian Library Association
Published: 1972
Place of publication: Ottawa
Language: eng
Number of pages: 36
Subjects: Special libraries -- Directories.; Information services -- Canada -- Directories
Notes: Caption title.

"This second cumulation ... incorporates all entries from the first cumulation."