Bradley, R. (1995). Understanding computer science for Advanced Level (3rd ed.). StanleyThrones.
Cita Chicago (17th ed.)Bradley, Ray. Understanding Computer Science for Advanced Level. 3rd ed. London: StanleyThrones, 1995.
Cita MLA (8th ed.)Bradley, Ray. Understanding Computer Science for Advanced Level. 3rd ed. StanleyThrones, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.