Cita APA (7th ed.)

SIMPSON ALAN. (1988). DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. BPB PUBLICATIONS.

Cita Chicago (17th ed.)

SIMPSON ALAN. DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. NEW DELHI: BPB PUBLICATIONS, 1988.

Cita MLA (9th ed.)

SIMPSON ALAN. DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. BPB PUBLICATIONS, 1988.