SIMPSON ALAN. (1988). DBASE INSTANT REFERENCE. BPB PUBLICATIONS.
芝加哥风格引文SIMPSON ALAN. DBASE INSTANT REFERENCE. NEW DELHI: BPB PUBLICATIONS, 1988.
MLA引文SIMPSON ALAN. DBASE INSTANT REFERENCE. BPB PUBLICATIONS, 1988.
警告：这些引文格式不一定是100％准确.
APA引文