APA (7th ed.) Citation

Grauer, R. T., & Barber, M. M. Database management through dBASE.

Chicago Style (17th ed.) Citation

Grauer, Robert T., and Maryann M. Barber. Database Management Through DBASE.

MLA (9th ed.) Citation

Grauer, Robert T., and Maryann M. Barber. Database Management Through DBASE.