Eickelman, Dale F., author
Mizan, 1998
Buku Teks
Robinson, Andrew, author
Thames & Hudson, 2007
Buku Teks
Wilder
Gramedia, 1956
Buku Teks
Harlow, Ralph Volney, author
Holt, Rinehart and Winston,Inc, 1964
Buku Teks
Walker, Kenneth, author
Oxford University Press, 1955
Buku Teks