edited by Jerry C. Whitaker
CRC Press, 2002
Buku Referensi
Palmer, Doc, author
McGraw-Hill, 1999
Buku Referensi
editor in chief, Lindley R. Higgins
McGraw-Hill, 1988
Buku Referensi
Petrocelly, K.L., author
Fairmont Press, Inc., 1993
Buku Referensi
Sharma, S.P., author
Tata McGraw-Hill, 1994
Buku Teks