Paterson, Matthew, author
Palgrave, 2001
Buku Teks
Enger, Eldon D., author
McGraw-Hill, 2010
Buku Teks
Oxford University Press, 1997
Buku Teks
Eccleston, Charles H., author
CRC Press, Taylor & Francis Group, 2011
Buku Teks
by Kenneth A. Dahlberg [and others]
Duke University Press, 1985
Buku Teks