Rankin, Sally H., author
Lippincott Williams and Wilkins, 2015
Buku Teks
Herlihy, Barbara, author
W.B. Saunders, 2000
Buku Teks
Waugh, Anne, author
Churchill Livingstone , 2006
Buku Teks
Spector, Rachel E., author
Appleton Century Crofts, 1985
Buku Teks
MacMillan Education Australia, 1995
Buku Teks