Here are entered works on the various forms of oral and written messages used by a business in the conduct of its affairs. Works on the role of communication in effective management are entered under Communication in management
Here are entered works on authorship in engineering, science, and technology. Works on the processing and use of technical and scientific reports are entered under Technical reports
Here are entered works on human communication, including both the primary techniques of language, pictures, etc., and the secondary techniques, such as the press and radio. Works on the modern means of mass communication are entered under Mass media. Works on the communications industries treated collectively are entered under Communication and traffic --subdivision Communication under ethnic groups
--subdivision Communication systems under types of industries, institutions, installations, names of disciplines, and individual corporate bodies, e.g. Aeronautics--Communication systems; Electric power systems--Communication systems
--subdivision Spiritualistic interpretations under names of individual persons, e.g. Jesus Christ--Spiritualistic interpretations; Shakespeare, William, 1564-1616--Spiritualistic interpretations
--subdivision Communication systems under types of industries, institutions, installations, names of disciplines, and individual corporate bodies, e.g. Aeronautics--Communication systems; Electric power systems--Communication systems
Here are entered musical compositions, including Masses for mixed voices and collections of Masses for various groups of voices (men's, mixed, women's, etc.). Works about musical settings of the Mass are entered under Mass (Music)