Lee, Ann
Limkokwing Univerity of Creative Technology, 2008
Buku Referensi
Andrews, V.C.
Pocket Books, 2003
Buku Teks
Kidd, Sue Monk
Tinder Press, 2014
Buku Teks
James, Henry, 1843-1916
Random House , 1997
Buku Referensi
Kantha, Lakshmi
[, Springer], 2012
eBooks