APA (7th ed.) Citation

Prague, C. N., & Hammitt, J. E. (1992). dBASE IV 1.5 programming. Windcrest.

Chicago Style (17th ed.) Citation

Prague, Cary N., and James E. Hammitt. DBASE IV 1.5 Programming. Blue Ridge Summit, PA: Windcrest, 1992.

MLA (9th ed.) Citation

Prague, Cary N., and James E. Hammitt. DBASE IV 1.5 Programming. Windcrest, 1992.