APA استشهاد

Backhurst, N., & Backhurst, N. D. (1990). Systems management under UNIX and UNIX like systems. Galgotia.

استشهاد بنمط شيكاغو

Backhurst, N.G, و N.G.; Davies Backhurst. Systems Management Under UNIX and UNIX like Systems. New Delhi: Galgotia, 1990.

MLA استشهاد

Backhurst, N.G, و N.G.; Davies Backhurst. Systems Management Under UNIX and UNIX like Systems. Galgotia, 1990.