Wastewater treatment, microbiology, biochemistry, and engineering are the major subject areas covered in this preliminary thesaurus designed for use in a private information retrieval system. The thesaurus was developed through meetings where each descriptor was discussed, necessary scope notes were written, definition and cross references were…

This thesaurus presents the specialized terminology and air pollution indexing terms used for the storage of, and search for, information in the Air Pollution Technical Information Center (APTIC) data base file, and illustrates the rules formulated for their use. The meanings of the terms are implied rather than defined, being implicit in the…

This thesaurus is a tool for indexing and retrieving documents and data in the field of education in an international context. Introductory materials include a description of the thesaurus and discussions of its relationship with other thesauri, the thesaurus as an international instrument, its coverage and structure, fields, facets, descriptors…

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…

This thesaurus is designed to provide the vocational education community and its relevant audiences with a comprehensive, organized listing of outcome questions and hypotheses. The first of two sections includes a discussion of the importance as well as problems of attempting to develop a classification system for categorizing vocational outcomes.…

This thesaurus was compiled to make the materials in the Patient Education Room of the Donald J. Vincent Medical Library at Riverside Methodist Hospital, Columbus, Ohio, more accessible to patients. Subjects are grouped in fairly broad categories (e.g., Aging & Problems of Aging; Alcohol & Alcohol Abuse; Careers in the Medical Field; Childhood and…

This controlled vocabulary comprising approximately 1,030 terms commonly used in the field of international development communication was created by the Clearinghouse on Development Communication of the Academy for Educational Development to analyze and index documents. This standard list of terms, designed to provide subject access to information…