APA (7th ed.) Citation
(1988). Learning and using dBASE IV. Overview of dBASE IV. B.n.
Chicago Style (17th ed.) Citation
Learning and Using DBASE IV. Overview of DBASE IV. B.m.: B.n, 1988.
MLA (9th ed.) Citation
Learning and Using DBASE IV. Overview of DBASE IV. B.n, 1988.
Warning: These citations may not always be 100% accurate.