Astley, T. (2000). Introduction to computer science. NewYork: McGraw-Hill.
Trích dẫn kiểu ChicagoAstley, Thea. Introduction to Computer Science. NewYork: McGraw-Hill, 2000.
Deismireacht MLAAstley, Thea. Introduction to Computer Science. NewYork: McGraw-Hill, 2000.
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