Dokumentasi kliping tentang Timor Timur 1991 (Jilid I)
Centre for Strategic and International Studies, 1992
 Buku Teks SO
The encyclopedia of religion; Vol. I
edited by Mircea Eliade
Macmillan, 1987
 Buku Referensi
Damask, A.C.
Medical physics; Vol. I
Academic Press, 1981
 Buku Teks SO
Jesse, Kenneth E.
University physics; Vol I
Harcourt Brace Jovanovich, 1987
 Buku Teks SO
Basic statistics; Vol. I
edited by: Michael S. Lewis-Beck
Sage, 1993
 Buku Teks SO