Kadar, Daniel Z., 1979, (author
Cambridge University Press, 2017
Buku Teks
Ariella Shan, author
2018
UI - Makalah dan Kertas Kerja
Naroll, Raoul, author
Sage, 1983
Buku Teks
Ribner, Irving
Methuen , 1962
Buku Teks
Snyder, Benjamin H., author
Oxford University Press, 2016
eBooks