Aron, Elisabeth A., author
Lippincott Williams & Wilkins, 2002
Buku Teks
Williams, Norma
Tiger Books International, 1990
Buku Referensi
Carlson, Karen J., author
Harvard Universiy press , 1996
Buku Teks
Carlson, Karen J., author
1996
Multimedia
Carlson, Karen J., author
Harvard University Press, 1996
Multimedia