University of Wisconsin Press, 1969
Buku Teks
Arndt, H. W. (Heinz Wolfgang), 1915-2002, author
Australian NAtional University Press, 1972
Buku Teks
Sutan Takdir Alisjahbana, author
Dian Rakyat, 1987
Buku Teks
United Nations , 1992
Buku Teks
Unesco, 1976
Buku Teks