Burton, Lloyd Edward.
The Williams & Willkins, 1980
Buku Teks
Ladwig, Gail B., author
Mosby, 2008
Buku Teks
McKenry, Leda M., author
Mosby, 1995
Buku Teks
Fultz, Julia, author
Elsevier, Mosby, 2005
Buku Teks
Kidd, Pamela S., author
Mosby, 2000
Buku Referensi