WALKER ROGER S. (1987). UNDERSTANDING COMPUTER SCIENCE APPLICATIONS. TAXAS INSTRUMENTS INFORMATION PUBLISHING CNETRE.
Lua i Stíl Chicago (17ú heag.)WALKER ROGER S. UNDERSTANDING COMPUTER SCIENCE APPLICATIONS. DALLAS, TEXAS: TAXAS INSTRUMENTS INFORMATION PUBLISHING CNETRE, 1987.
Lua MLA (9ú heag.)WALKER ROGER S. UNDERSTANDING COMPUTER SCIENCE APPLICATIONS. TAXAS INSTRUMENTS INFORMATION PUBLISHING CNETRE, 1987.
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