Intended to update the data given in the handbook entitled Bibliographical Services Throughout the World, 1975-1979 (compiled under the auspices of UNESCO), this supplement contains information on the development of bibliographical services throughout the world subsequent to the compilation of the handbook. The survey questionnaire used by UNESCO…

Information about 31 countries' activities in the field of programed instruction is compiled in this directory. The information has been grouped for each country under three headings: 1) organizations and activities (centers, activities, specialized publishers, periodicals, professional organizations, manufacturers of teaching machines, training…

This compilation provides an overall view of the state of national bibliographic services in 101 countries. The document includes data gathered via a questionnaire that was sent to 160 countries of whom 101 replied. Introductory materials include a list of the countries listed in the document; a brief discussion of the survey and how the results…