Sabu M. Thampi, editor
Springer, 2012
eBooks
McPhee, Margaret, author
Allen & Unwin, 1993
Buku Referensi
Adkins, Lesley
Melbourne Cambridge University Press 1989
Buku Teks
Buku Teks
Spear, Percival, author
The University of Michigan Press, 1961
Buku Teks