Technology Review, Inc,
Majalah, Jurnal, Buletin
edited by Franklin A. Long
Ballinger, 1980
Buku Teks
Jedlicka, Allen D., author
Frederick A. Praeger, 1977
Buku Teks
Darrow, Ken, author
Volunteers in Asia, 1977
Buku Teks
Published for the International Federation of Automatic Control by Pergamon Press, 1983
Buku Teks