GALLO MICHAEL A. (2009). COMPUTER COMMUNICATIONS AND NETWORKING TECHNOLOGIES. CENGAGE LEARNING.
Chicago-viite (17. p.)GALLO MICHAEL A. COMPUTER COMMUNICATIONS AND NETWORKING TECHNOLOGIES. NEW DELHI: CENGAGE LEARNING, 2009.
MLA-viite (9. p.)GALLO MICHAEL A. COMPUTER COMMUNICATIONS AND NETWORKING TECHNOLOGIES. CENGAGE LEARNING, 2009.
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