Sydney : University Arts Association
Majalah, Jurnal, Buletin
Munich : Institute for the Study of the USSR
Majalah, Jurnal, Buletin
Canberra : Department of External Affairs
Majalah, Jurnal, Buletin
Edited by Kajima Institute of International Peace.
Japan Times, 1971
Buku Referensi
Japan : University of Library and Information Science
Majalah, Jurnal, Buletin