Othman, Zaharah
Colloquial Malay : a complete language course Buch
Routledge, 1995
 Buku Teks SO
Pei, Mario A.
Getting along in French : a Holiday magazine language book /​ by Mario Pei and John Fisher with the editorial collaboration of Paul Langellier.
Harper, 1957
 Buku Teks SO
Nur Fitri Hidayanti
Hubungan antara tingkat kecemasan dan hasil ujian lisan Bahasa Arab Kelas I KMI di Pondok Pesantren Al-Ikhlas Taliwang Sumbawa Barat = Relationship between anxiety levels and first grade of KMI Arabic Language oral test results at Al-Ikhlas Taliwang Islamic Boarding School, West Sumbawa
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 2018
 UI - Tesis Membership
Sampaio, João, 1929-
Colloquial Portuguese : a complete language course
Routledge, 1995
 Buku Teks SO
Le Fleming, Svetlana
Colloquial Russian: a complete language course
Routledge, 1995
 Buku Teks SO