Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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