Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
John Wiley & Sons, 1950
Buku Teks
Dobby, E.H.G. (Ernest Henry George), 1906-1981, author
University of London Press, 1967
Buku Teks
Bridson, Gavin D.R.
Gerland Publishing, Inc., 1994
Buku Teks
Patai, Raphael
Hraf Press , 1957
Buku Teks
Salmon, Claudine, author
Editions de la Maison des sciences de l'homme, 1981
Buku Referensi