Root, Franklin R., author
South-Western Publishing, 1978
Buku Teks
Root, Franklin R., author
International Thompson Publishing, 1994
Buku Teks
edited by Prema-chandra Athukorala, Arianto Arif Patunru and Budy P. Resosudarmo
Institute of South East Asia Studies, 2014
eBooks
Mitra, Devashish, author
NJ World Scientific, 2016
Buku Teks
Harter, John J., author
Bill Brock, 198?
Buku Referensi