Sugiyono
Stratifikasi sosial interferensi fonetis bahasa Sunda-Indonesia = The Social stratification od Sundanese-Indonesian phonetic interference
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 1996
 UI - Tesis Membership
Ardhea Puti Hariana
Pelafalan Bunyi Vokal Bahasa Jerman pada Anak-anak Cahaya Anak Negeri: Sebuah Analisis Kesalahan Fonetis = The Pronunciation of German Vowel Sounds by Children of Cahaya Anak Negeri: A Phonetic Error Analysis
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2023
 UI - Makalah dan Kertas Kerja
Ladefoged, Peter
Phonetic data analysis : an introduction to fieldwork and instrumental techniques
Blackwell, 2003
 Buku Teks SO
The handbook of phonetic sciences
edited by William J. Hardcastle, John Laver and Fiona E. Gibbon
Wiley-Blackweell, 2013
 Buku Teks SO
Hughes, John P.
The science of language : an introduction to linguistics
Random House, 1962
 Buku Teks SO