Andersen, V. (1993). dBase IV 2.0 programmer's instant reference. Sybex.
Chicago Style (17th ed.) CitationAndersen, Virginia. DBase IV 2.0 Programmer's Instant Reference. San Francisco: Sybex, 1993.
MLA (8th ed.) CitationAndersen, Virginia. DBase IV 2.0 Programmer's Instant Reference. Sybex, 1993.
Warning: These citations may not always be 100% accurate.