SIMPSON ALAN. (1988). DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. BPB PUBLICATIONS.
芝加哥风格引文SIMPSON ALAN. DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. NEW DELHI: BPB PUBLICATIONS, 1988.
MLA引文SIMPSON ALAN. DBASE INSTANT REFRENCE FOR DBASE III AND III PLUS. BPB PUBLICATIONS, 1988.
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