Heiserman, D. L. (1981). Programming in BASIC for personal computers. Prentice-Hall.
Chicago-viite (17. p.)Heiserman, David L. Programming in BASIC for Personal Computers. Englewood Cliffs, N.J: Prentice-Hall, 1981.
MLA-viite (9. p.)Heiserman, David L. Programming in BASIC for Personal Computers. Prentice-Hall, 1981.
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