Ullmann, Manfred
Islamic surveys
Edinburgh University Press, 1978
 Buku Teks SO
Indra Freddy
Pengaruh belanja melalui internet terhadap kepuasan konsumen dalam melakukan belanja melalui internet = Effect analysis of online shopping to satisfaction consumers in doing online shopping
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
 UI - Skripsi Membership
Grundy, Peter F.
Doing pragmatics
Edward Arnold, 1995
 Buku Teks
Donnelly, Mark
Doing history
Routledge, 2011
 Buku Teks SO
Perspectives on user satisfaction surveys
 Artikel Jurnal