Artikel Jurnal
editor, Andreas C. Papadakis
Academy Editions, 1993
Buku Teks
Press, Frank, author
W H Freeman , 1974
Buku Teks
Khalili, Nader, author
Cal-Earth Press, 1996
Buku Teks
Agoes Ariesmunandar ; Davison, Julian ; Bromer, Bea ; Durmacay, Jacques
Archipelago Press, 1998
Buku Referensi