Paton, G., & McBride, P. K. (1997). Information technology key skills: Intermediate and advanced level GNVQ. Butterworth-Heinemann.
Cita Chicago Style (17a ed.)Paton, Glyn, y P. K. McBride. Information Technology Key Skills: Intermediate and Advanced Level GNVQ. Oxford: Butterworth-Heinemann, 1997.
Cita MLA (9a ed.)Paton, Glyn, y P. K. McBride. Information Technology Key Skills: Intermediate and Advanced Level GNVQ. Butterworth-Heinemann, 1997.
Precaución: Estas citas no son 100% exactas.