Buku Teks
Lewis Publishers, 1996
Buku Teks
Editor L. Fleming Fallon, Eric J. Zgodzinski
Jones and Barlett Publ., 2005
Buku Teks
Burke, Robert E, author
Jones and Bartlett Publishers , 2011
Buku Teks
Anton, Thomas J., author
McGraw-Hill, 1979
Buku Teks