Hammond, Eugene R., author
McGraw-Hill, 1989
Buku Teks
Rosenberg, Vivian M., author
Random House, 1989
Buku Teks
Leki, Ilona
Cambridge University Press, 1998
Buku Teks
Barnet, Sylvan, author
Bedford/St Martin's, 2014
Buku Teks
Barnet, Sylvan, author
Bedford/St. Martin's, 2002
Buku Teks