HIRSCH SEYMOUR C. (1979). BASIC PROGRAMMING SELF-TAUGHT. PRENTICE -HALL INTERNATIONAL, INC.
Chicago-viite (17. p.)HIRSCH SEYMOUR C. BASIC PROGRAMMING SELF-TAUGHT. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1979.
MLA-viite (9. p.)HIRSCH SEYMOUR C. BASIC PROGRAMMING SELF-TAUGHT. PRENTICE -HALL INTERNATIONAL, INC, 1979.
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