1. Data communications and computer networks

by Duck, Michael | Read, Richard.

Edition: 2nd ed.Material type: book Book; Format: print ; Literary form: Not fiction Publisher: Harlow: Prentice Hall, 2003Availability: Items available for loan: [Call number: 004.6 DUC] (1).
2. Data Communications and Computer Networks : for computer scientists and engineers

by Duck, Michael | Read, Richard.

Edition: 2nd ed.Material type: book Book; Format: print ; Literary form: Not fiction Publisher: New Delhi: Pearson Education, 2009Availability: Items available for loan: [Call number: 004.6 DUC] (1).

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