Freeman, Ruth B., author
W.B. Saunders, 1981
Buku Teks
edited by Barbara Walton Spradley
J.B. Lippincott , 1991
Buku Teks
Freeman, Ruth B., author
W.B. Saunders, 1981
Buku Teks
McMurray, Anne, author
Churchill Livingstone , 1990
Buku Teks
edited by Dianne Watkins
Bailliere Tindall, 2003
Buku Teks