Keith, Michael C., author
Internews Indonesia, 2000
Buku Teks
Pustaka Sinar Harapan, 1996
Buku Teks
W. Daniels Handoyo Sunyoto, author
Kanisius, 1978
Buku Teks
Allen & Unwin, 1992
Buku Teks
by B.M. Tareev...[et al.]; Translated from the Russian by P.S. Inanov
Mir Publishers, 1980
Buku Teks