Fadjrin Ashari Zihni, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2017
UI - Skripsi Membership
Chandos, 2013
eBooks
Baker, Kim, author
Chandos Publishing, 2013
Buku Teks
editor by Herman L. Totten
The Haworth Press, 1992
Buku Teks
William G. ASP....[et.al] author
The Shoe String Press , 1985
Buku Teks