Bissell, Derek, author
Chapman & Hall, 1994
Buku Teks
Morrison, Donald F., author
Prentice-Hall, 1983
Buku Teks
Morrison, Donald F., author
McGraw-Hill International Book Company, 1983
Buku Teks
Bailley, Norman T. J., author
Cambridge University Press, 1992
Buku Teks
Morrison, Donald F., author
McGraw-Hill, 1990
Buku Teks