edited by Maurice Duke, Jackson R. Bryer, and M. Thomas Inge
Greenwood Press, 1983
Buku Referensi
Charles E. May, editor
Salem Press, 2011
Buku Teks
edited by Langdon Lynne Faust
Ungar, 1988
Buku Referensi
Bryson, Bill
Penguin Books, 1994
Buku Referensi
edited by Jaydipsinh K. Dodiya and K.V. Surendran
Sarup and Sons, 1999
Buku Teks