Amstrong, Amatullah
Ferozsons, 2001
Buku Teks
Wannan, Bill, compiler
Viking O'Neil, Penguin Books Australia, 1987
Buku Referensi
Aiu Ahra
Gramedia Pustaka Utama, 2016
Buku Teks
Aiu Ahra
Gramedia Pustaka Utama, 2016
Buku Teks
Siti Bararah Nurhaqiyati
2014
UI - Skripsi (Membership)