APA-referens (7:e uppl.)

Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs (1.). Pearson India.

Chicago-referens (17:e uppl.)

Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs. 1. Pearson India.

MLA-referens (8:e uppl.)

Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs. 1. Pearson India.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.