Optimal taxation, welfare and international technology transfer under market structure change Hyung Rok Yim dan Craig Parsons
 Artikel Jurnal
The College blue book : occupational education
edited by Max M. Russell
Macmillan, 1973
 Buku Referensi
Minoli, Daniel
Distance learning technology and applications / Daniel Minoli
Artech House, 1996
 Buku Teks
Seymour, Daniel T.
On Q : causing quality in higher education / Daniel T. Seymour
Oryx Press , 1993
 Buku Teks
White, Lynn
Medieval technology and social change
Oxford University Press, 1962
 Buku Teks