Knapp, Donna
A guide to customer service skills for the help desk professional
Course Technology, Cengage Learning, 2011
 Buku Teks SO
Barros, Alistair, editor
Handbook of service description: USDL and Its methods
Springer, 2012
 eBooks
Barry, Douglas K.
Web services, service-oriented architectures, and cloud computing : the savvy manager's guide
Elsevier, 2013
 Buku Teks SO
ThinkPad i series 1200/1300 : service and troubleshooting guide
IBM Corporation , 2000
 Buku Teks
Toufik Gozali
Perancangan quality of service pada jenis produk berbasis internet protocol: studi sasus PT Telekomunikasi Indonesia = Quality of service design on internet protocol based Product: the case study of PT Telekomunikasi Indonesia
Fakultas Ilmu Komputer Universitas Indonesia, 2019
 UI - Tugas Akhir