Vachek, Josef
The Linguistic school of Prague; an introduction to its theory and practice
Indiana University Press, 1966
 Buku Teks SO
Diamond, Arthur Sigismund
The History and origin of language
Methuen, 1959
 Buku Teks SO
Wida Sanditya Kusuma
Analisis kekuatan bahasa pramuniaga kafe XXI: penggunaan strategis konsep direktif untuk menyapa pelanggan = An analysis on the linguistic power of XXI cafe salesclerks: strategic uses of directives for customer greetings
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2014
 UI - Makalah dan Kertas Kerja
Kennedy, Dora
Exploring languages : a complete introduction for foreign language students
National Texbook, 1994
 Buku Teks SO
Enkvist, Nils Erik
Linguistic stylistics / Nils Erik Enkvist
Mouton, 1973
 Buku Teks SO