Kemp, Jeremy Hugh.
Social Science Review, Social Science Association Press of Thailand, 1969
Buku Teks
edited by Miriam K. Starkman
Alfred A. Knopf, 1967
Buku Teks
Allen, Carleton Kemp, Sir
Stevens & Sons Limited, 1958
Buku Teks
Ashley, Maurice, author
Penguin Books, 1952
Buku Teks
Grierson, Herbert John Clifford, Sir, 1866-1960, author
Clarendon Press, 1958
Buku Teks