Maidment, Frederick, author
Prentice-Hall, 1999
Buku Teks
Maidment, Frederick, author
Prentice-Hall, 2000
Buku Teks
Schuman, Frederick L., author
McGraw-Hill, 1969
Buku Teks
Luard, Evan, author
St. Martin`s Press, 1992
Buku Teks
selected and introduced by Evan Luard
Macmillan, 1999
Buku Teks