Johnson, A. (2019). It essentials version 7: Labs & study guide (First printing.). Hoboken, NJ: Cisco Press.
Citación estilo ChicagoJohnson, Allan. It Essentials Version 7: Labs & Study Guide. First printing. Hoboken, NJ: Cisco Press, 2019.
Cita MLAJohnson, Allan. It Essentials Version 7: Labs & Study Guide. First printing. Hoboken, NJ: Cisco Press, 2019.
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