Emsley, John, author
W.H. Freeman Spektrum , 1994
Buku Referensi
Kim, Man-suk, author
Book Korea, 2010
Buku Teks
Hussain, Shahanara
Asiatic Society of Pakistan, 1968
Buku Teks
Cunningham, Valentine, author
Blackwell Publishers, 2002
Buku Teks
Eames, Edwin
The Free Press, 1973
Buku Teks