-- See Communication 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
2
-- See Communication and traffic Here are entered works on the communications industries treated collectively. Works on human communication, including both the primary techniques of language, pictures, etc. and the secondary techniques, such as the press and radio, are entered under Communication. Works on the modern means of mass communication are entered under Mass media.
3
-- See Mass media Here are entered works on the modern means of mass communication. Works on the communications industries treated collectively are entered under Communication and traffic. Works on human communication, including both the primary techniques of language, pictures, etc. and the secondary techniques, such as the press and radio, are entered under Communication.