Cita APA (7a ed.)

SIMPSON ALAN. (1993). UNDERSTANDING DBASE III PLUS. BPB.

Cita Chicago Style (17a ed.)

SIMPSON ALAN. UNDERSTANDING DBASE III PLUS. NEW DELHI: BPB, 1993.

Cita MLA (9a ed.)

SIMPSON ALAN. UNDERSTANDING DBASE III PLUS. BPB, 1993.