APA (7th ed.) Citation

Davis, W. S. (1990). Computing fundamentals, dBase III plus. Addison-Wesley.

Chicago Style (17th ed.) Citation

Davis, William S. Computing Fundamentals, DBase III Plus. Reading, Mass: Addison-Wesley, 1990.

MLA (9th ed.) Citation

Davis, William S. Computing Fundamentals, DBase III Plus. Addison-Wesley, 1990.