Whitson, Gene, author
McGraw-Hill, 1996
Buku Referensi
Lewis, M. L. (Maurice L.)
Stanley Thornes, 1992
Buku Teks
edited by Gunter G. Seip
Siemens Aktiengesellschaft John Wiley & sons, 1987
Buku Referensi
Schram, Peter J.
National Fire Protection Association,, 1993
Buku Teks
Bartholomen, Davis
Allyn and Bacon, 1966
Buku Teks