APA引文

SIMPSON ALAN. (1989). UNDERSTANDING DBASE IV. BPB PUBLICATIONS.

Chicago Style (17th ed.) Citation

SIMPSON ALAN. UNDERSTANDING DBASE IV. DELHI: BPB PUBLICATIONS, 1989.

MLA引文

SIMPSON ALAN. UNDERSTANDING DBASE IV. BPB PUBLICATIONS, 1989.

警告：這些引文格式不一定是100％准確.