APA (7th ed.) Citation

Simpson Alan. (1986). Understanding dBASE III PLUS. SYBEX.

Chicago Style (17th ed.) Citation

Simpson Alan. Understanding DBASE III PLUS. SYBEX, 1986.

MLA (8th ed.) Citation

Simpson Alan. Understanding DBASE III PLUS. SYBEX, 1986.

Warning: These citations may not always be 100% accurate.