Briggs, Freda, author
Allen & Unwin, 1997
Buku Teks
Lewer, Helen, author
Macmillan, 1983
Buku Teks
Riehl, C. Luise, author
Chas A bennet , 1966
Buku Teks
Wong, Donna L., 1948-, author
Mosby, 2002
Buku Teks
Wong, Donna L., 1948-, author
Mosby , 1998
Buku Teks