Style de citation APA (7e éd.)

ASHTON TATE CORPORATION. (1989). D BASE IV: GUIDE TO DBASE IV:GETTING STARTED WITH DBASE IV (DOS VERSION). ASHTON TATE CORPORATION.

Style de citation Chicago (17e éd.)

ASHTON TATE CORPORATION. D BASE IV: GUIDE TO DBASE IV:GETTING STARTED WITH DBASE IV (DOS VERSION). DELHI: ASHTON TATE CORPORATION, 1989.

Style de citation MLA (9e éd.)

ASHTON TATE CORPORATION. D BASE IV: GUIDE TO DBASE IV:GETTING STARTED WITH DBASE IV (DOS VERSION). ASHTON TATE CORPORATION, 1989.