Allen, Karen M., author
J.B. Lippincott, 1997
Buku Teks
World Haelth Organization
World Health Organization, 1992
Buku Teks
Auvenshine, Martha Ann, author
Jones and Bartlett , 1990
Buku Teks
Stoppard, Miriam
Darling Kindesley , 1991
Buku Teks
edit by Brenda Freshman, Louis Rubino, Yolanda (Linda) Reid Chassiakos
Jones and Bartlett, 2010
Buku Teks