Indecs Publishing, 1990
Buku Referensi
edited by Graeme Brooker and Lois Weinthal
Bloomsbury Academic, 2013
Buku Teks
Pile, John F.
H.N. Abrams, 1995
Buku Teks
Whiton, Sherrill
Harper Collins Pub., 1974
Buku Teks
Ching, Francis D.K., 1943-, author
John Wiley & Sons, 1987
Buku Teks