Akhmad, author
Bigraf Publishing, 2005
Buku Teks
editors, E.K.M. Masinambow & Paul Haenen
LIPI-RUL , 1994
Buku Teks
Akhmad, author
Bigraf, 2005
Buku Teks
Australian Agency for International Development, 1995
Buku Teks
The provincial government of Irian Jaya , 1993
Buku Teks