Duke University Press, 1994
Buku Teks
Jackson, W.A. Douglas, author
D. Van Nostrand, 1968
Buku Teks
Yuk Wah Chan, Brantly Womack, editors
Routledge, Taylor & Francis Group, 2018
Buku Teks
Lloyd, Elizabeth Jane
New York: Simon ans Schuster, 1990,
Buku Referensi
Lloyd, Elizabeth Jane, author
Simon & Schuster, 1990
Buku Referensi