Dyfyniad APA

Stephen, M. (1999). Powerpoint 2000 made simple. Made Simple Books.

Dyfyniad Arddull Chicago

Stephen, Moira. Powerpoint 2000 Made Simple. Oxford: Made Simple Books, 1999.

Dyfyniad MLA

Stephen, Moira. Powerpoint 2000 Made Simple. Made Simple Books, 1999.

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