Hendel, Charles W., author
The Bobbs-Merrill, 1963
Buku Teks
Junaedi, author
Program Pascasarjana Universitas Indonesia, 2004
UI - Tesis (Membership)
Artikel Jurnal
Sarnoff, David, author
McGraw-Hill, 1968
Buku Teks
Kierman, Brian
William Heinemann Australia, 1990
Buku Teks