APA استشهاد

Gulick, D. (2012). Encounters with chaos and fractals (2nd ed.). CRC Press.

استشهاد بنمط شيكاغو

Gulick, Denny. Encounters with Chaos and Fractals. 2nd ed. London: CRC Press, 2012.

MLA استشهاد

Gulick, Denny. Encounters with Chaos and Fractals. 2nd ed. CRC Press, 2012.