Soper, E. M. (2014). The PC and gadget help desk: In depth (1st edition.). Que.
Cita Chicago Style (17a ed.)Soper, Edward Mark. The PC and Gadget Help Desk: In Depth. 1st edition. Indianapolis, IN: Que, 2014.
Cita MLA (9a ed.)Soper, Edward Mark. The PC and Gadget Help Desk: In Depth. 1st edition. Que, 2014.
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