Austin, Richard L. ; Dawson, Kerry ; Musiak, Thomas A. ; Scerbo, William, edited
Van Nostrand Reinhold Company, 1985
Buku Referensi
Artikel Jurnal
Shepheard, Paul, author
MIT Press, 1997
Buku Teks
AA Publisher, 1999
Buku Teks
Austin, Richard L., author
Van Nostrand Reinhold, 1983
Buku Teks