APA (7th ed.) Citation

Larisch, D. (1990). dBase IV for beginners. Abacus ; Data Becker.

Chicago Style (17th ed.) Citation

Larisch, D. DBase IV for Beginners. Grand Rapids, MI : Duesseldorf, West Germany: Abacus ; Data Becker, 1990.

MLA (9th ed.) Citation

Larisch, D. DBase IV for Beginners. Abacus ; Data Becker, 1990.