Cita APA (7th ed.)

dBase IV manual. (1989). Language reference. Tate.

Cita Chicago (17th ed.)

dBase IV manual. Language Reference. Ashton: Tate, 1989.

Cita MLA (9th ed.)

dBase IV manual. Language Reference. Tate, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.