Cita APA (7th ed.)

SIMPSON, A. (1986). ADVNCED TECHNIQUES IN DBASE III PLUS. BPB.

Cita Chicago (17th ed.)

SIMPSON, ALLAN. ADVNCED TECHNIQUES IN DBASE III PLUS. NEW DELHI: BPB, 1986.

Cita MLA (9th ed.)

SIMPSON, ALLAN. ADVNCED TECHNIQUES IN DBASE III PLUS. BPB, 1986.