BALAGURUSWAMI E. (1989). PROGRAMMING IN BASIC: INCLUDING IBM PC BASIC (2ND.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago-viite (17. p.)BALAGURUSWAMI E. PROGRAMMING IN BASIC: INCLUDING IBM PC BASIC. 2ND. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1989.
MLA-viite (9. p.)BALAGURUSWAMI E. PROGRAMMING IN BASIC: INCLUDING IBM PC BASIC. 2ND. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1989.
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