Speight, James G., author
McGraw-Hill, 2002
Buku Referensi
editor-in-chief, Douglas M. Considine
McGraw-Hill, 1974
Buku Referensi
Austin, George T., author
McGraw-Hill, c1986
Buku Teks
Weiner, Susan A., author
Thomson, Brooks/Cole, 2005
Buku Teks
House, J.E.
Wm. C. Brown, 1997
Buku Teks