APA-referens (7:e uppl.)

Stultz, R. A. (1987). The Illustrated dBase III Plus Book. Wordware Publishing.

Chicago-referens (17:e uppl.)

Stultz, Russell A. The Illustrated DBase III Plus Book. Plano, TX: Wordware Publishing, 1987.

MLA-referens (9:e uppl.)

Stultz, Russell A. The Illustrated DBase III Plus Book. Wordware Publishing, 1987.