Citazione APA

Atkins, D., Buis, P., & Hare, C. (1998). Internet security: Professional reference. - 2nd Ed. (2nd Ed.). Techmedia.

Stile di citazione Chicago

Atkins, Derek, Paul Buis, e Chris Hare. Internet Security: Professional Reference. - 2nd Ed. 2nd Ed. New Delhi: Techmedia, 1998.

Citazione MLA

Atkins, Derek, et al. Internet Security: Professional Reference. - 2nd Ed. 2nd Ed. Techmedia, 1998.