ORILIA, L. S. (1985). Structured Basic Integrated Approach Lawrence S. Orilia. MccGraw-Hill.
Lua i Stíl Chicago (17ú heag.)ORILIA, Lawrence S. Structured Basic Integrated Approach Lawrence S. Orilia. MccGraw-Hill, 1985.
Lua MLA (8ú heag.)ORILIA, Lawrence S. Structured Basic Integrated Approach Lawrence S. Orilia. MccGraw-Hill, 1985.
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