Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs (1.). Pearson India.
Lua i Stíl Chicago (17ú heag.)Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs. 1. Pearson India.
Lua MLA (8ú heag.)Ryan; Raducha-Grace. Business of IT, The: How to Improve Service and Lower Costs. 1. Pearson India.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.