Gaya APA

inc., G, I. et al (2001). Grolier business library Managing your first computer. How to perform core tasks and gain knowledge and confidence . : grolier int'l.

Gaya MLA

inc., Grolier, International. et al. "Grolier business library Managing your first computer. How to perform core tasks and gain knowledge and confidence". : grolier int'l, 2001. Text.