Schwirian, Patricia M., author
J.B. Lippincott, 1998
Buku Teks
Carlson, Rick, author
The Mosby , 1987
Buku Teks
Cherry, Barbara, author
Elsevier , 2011
Buku Teks
edited by Ng Chee Yuen, Charla Griffy-Brown
International Development Research Institute, 2000
Buku Referensi
Cherry, Barbara, author
Elsevier Mosby, 2011
Buku Teks