Dowling, Jennifer Coleman, author
McGraw-Hill, 2012
Buku Teks
edited by Henk M. Blanken ... [and others]
Springer, 2007
Buku Teks
Burke, Mary A., author
Gower , 2001
Buku Teks
Vaughan, Tay, author
Osborne McGraw-Hill, 1997
Multimedia
Jeffcoate, Judith, author
Prentice Hall, 1995, 1995
Buku Teks