APA استشهاد

Atwood, T. A., Gennick, J. A., & Luers, T. A. (1997). Teach yourself PL/SQL in 21 days.

استشهاد بنمط شيكاغو

Atwood, Timothy; Author, Jonathan; Author Gennick, و Tom; Author Luers. Teach Yourself PL/SQL in 21 Days. Indianapolis, Sams, 1997.

MLA استشهاد

Atwood, Timothy; Author, et al. Teach Yourself PL/SQL in 21 Days. 1997.