BALAGURUSWAMI E. (1989). DBASE III PLUS: A GUIDE AND WORK BOOK. MACMILLAN.
Cita Chicago (17th ed.)BALAGURUSWAMI E. DBASE III PLUS: A GUIDE AND WORK BOOK. DELHI: MACMILLAN, 1989.
Cita MLA (9th ed.)BALAGURUSWAMI E. DBASE III PLUS: A GUIDE AND WORK BOOK. MACMILLAN, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.