Mosteri, Moel
Warner Books, 1976
Buku Teks
Blyton, Enid, author
Macmillan, 1950
Buku Teks
Riordan, Rick, author
Penguin Random House, 2017
Buku Teks
Carmichael, A.W., author
Hill Publishing, 1919
Buku Teks
Bayu Anugerah Pratama, author
Fakultas Teknik Universitas Indonesia, 2020
UI - Skripsi (Membership)