Gaya APA

O'Leary, T, J. et al (2015). Computing Essentials 2015: Making IT work for you (Complete Edition) . New York: Mc Graw Hiil.

Gaya MLA

O'Leary, Timothy, J.. et al. "Computing Essentials 2015: Making IT work for you (Complete Edition)". New York: Mc Graw Hiil, 2015. TEXT.