by Peter Terrel [and others]
Harper Collins Publisher, 1991
Buku Referensi
Klatt, Edmund
Berlin Langenscheidt KG. Verlag buchhandlung 1961
Buku Referensi
Fakultas Teknik Universitas Indonesia, 1994
UI - Skripsi (Membership)
Fontana, Collins, 1984
Koleksi Publik
Jary, David
Harper Collins, 1991
Buku Teks