APA (7th ed.) Citation

De Pace, M. (1989). dBase IV: A practical guide. Toppan.

Chicago Style (17th ed.) Citation

De Pace, Mario. DBase IV: A Practical Guide. Singapore: Toppan, 1989.

MLA (9th ed.) Citation

De Pace, Mario. DBase IV: A Practical Guide. Toppan, 1989.

Warning: These citations may not always be 100% accurate.