Cox, Steven M., author
McGraw-Hill, 1998
Buku Teks
Germann, A.C., author
C.C. Thomas, 1971
Buku Teks
Adams, Thomas F.
Prentice-Hall, 1980
Buku Teks
Davies, Malcom, author
Longman, 1995
Buku Teks
Roberson, Cliff, author
CRC Press, Taylor & Francis Group, 2008
Buku Teks