Miller, Peter
Little, Brown and Company, 1983
Buku Teks
Banu Rinaldi, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Skripsi (Membership)
Parietti, Laura Vanoli, author
Emerald, 2017
eBooks
Raden Djojosoeharto, author
Pakempalan para Priyantun ing Paguyangan, 1932
Buku Klasik
Diggs, Steve
Golden Books Centre, 1990
Buku Teks