Dyfyniad APA

Purser, M. (1987). Computers and telecommunications networks. Oxford: Blackwell Scientific Publications.

Dyfyniad Arddull Chicago

Purser, Michael. Computers and Telecommunications Networks. Oxford: Blackwell Scientific Publications, 1987.

Dyfyniad MLA

Purser, Michael. Computers and Telecommunications Networks. Oxford: Blackwell Scientific Publications, 1987.

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