Porter-O`Grady, Tim, author
An Aspen Publication , 1986
Buku Teks
Tappen, Ruth M., author
Davis , 2004
Buku Teks
Gillies, Dee Ann, author
W.B: Saunders , 1994
Buku Teks
Marriner, Ann
Mosby, 1980
Buku Teks
Vestal, Katherine W., author
Lippincott , 1995
Buku Teks