Radding, Charles M.
Yale University Press, 1991
Buku Teks
Elwindra
Fakultas Teknik Universitas Indonesia, 1999
UI - Skripsi Membership
edited by Rolf Toman
Konemann, 1998
Buku Teks
edited by Rolf Toman; translated from German by Paul Auston
H.F. Ullmann, 2010
Buku Teks
Schodek, Daniel L.
MIT Press, 1993
Buku Teks