Richard R. John, Jr. (born 1959) is an American historian who specializes in the history of business, technology, communications, and the state. He is a professor of history and communications at Columbia University.
ريتشارد ر. جون (بالإنجليزية: Richard R. John) هو صحفي ومؤرخ أمريكي، ولد في 1959. (ar)
Richard R. John, Jr. (born 1959) is an American historian who specializes in the history of business, technology, communications, and the state. He is a professor of history and communications at Columbia University. (en)
ريتشارد ر. جون (بالإنجليزية: Richard R. John) هو صحفي ومؤرخ أمريكي، ولد في 1959. (ar)
Richard R. John, Jr. (born 1959) is an American historian who specializes in the history of business, technology, communications, and the state. He is a professor of history and communications at Columbia University. (en)