Yarwood, Doreen
I.R. Dee, 1991
Buku Teks
Sartono Kartodirdjo, 1921-2007, author
Oxford University Press, 1978, 1973
Buku Teks
Booth, Anne, editor
The Australian National University, 1998
Buku Teks
Angelomatis-Tsougarakis, Helen
Routledge , 1990
Buku Teks
Dell Publishing , 1955
Buku Teks