edited by Chas Critcher and David Waddington
Avebury, 1996
Buku Teks
editor, Robert Galliers
Blackwell, 1991
Buku Teks
Barkley, Bruce T., author
McGraw-Hill, 2004
Buku Teks
Willy Pantun Sedayu, author
Fakultas Teknik Universitas Indonesia, 2007
UI - Skripsi (Membership)
Buku Teks