King, Felicity Savage, author
Oxford University Press, 1995
Buku Teks
by Economic and Social Comission for Asia and the Pacific, United Nations
United Nations, 1983
Buku Teks
Jha, Raghbendra, author
Routledge, 1994
Buku Teks
Kitchen, Richard L., author
John Wiley & Sons, 1986
Buku Teks
edited by Richard M. Bird and Oliver Oldman
John Hopkins, 1967
Buku Teks