Rorden, Judith Waring, author
W.B. Saunders Company, 1987
Buku Teks
Ochs, Geralyn, author
Elsevier , 2013
Buku Teks
Collins, Mattie, author
Mosby, 1983
Buku Teks
Boyd, Claire, author
Wiley Blackwell, 2014
Buku Teks
Fisher, Evryl E., author
Juta & Company Ltd., 1979
Buku Teks