Martin, J. (1990). Telecommunications and the computer (3rd ed.). Prentice Hall.
Chicago-viite (17. p.)Martin, James. Telecommunications and the Computer. 3rd ed. Englewood Cliffs, N.J.: Prentice Hall, 1990.
MLA-viite (8. p.)Martin, James. Telecommunications and the Computer. 3rd ed. Prentice Hall, 1990.
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