Brown, Esther Lucile, author
Russell Sage Foundation, 1948
Buku Teks
Muir, William K., author
University of Chicago Press, 1973
Buku Teks
Oliver, Dawn, author
Pinter, A Cassell Imprint, 1996
Buku Teks
Ray, Colin, author
UNESCO, 1979
Buku Teks
Disney, Julian, author
The Law Book, 1986
Buku Teks