Describes some of the confusing aspects of the Bibliography Section (Z Class) of the Library of Congress Classification system and recounts the preparation of a key showing a comparison of the A through P classes with their corresponding Z numbers. The comparative classification key is appended. (JL)

The Canadian Classification and Dictionary of Occupations (CCDO) has been designed for use in manpower research and analysis, conducting surveys, census taking and compilation, planning of educational and training programs, counseling and placement services, rehabilitation, immigration and mobility of workers, and personnel and other operations in…

A study undertaken to find a satisfactory system of classifying and organizing materials for college or university learning assistance centers discovered that little information had been published. Further investigation revealed that the two major systems used in libraries, the Library of Congress (LC) and Dewey Decimal Systems, were found to be…

This handbook is designed to assist its users in gathering information about elements of educational technology by defining standardized terms and providing a structure showing the interrelationships between those terms. It is intended to serve as a reference tool for researchers, statisticians, and others who gather and interpret data about…