Churchill Livinstone , 2000
Buku Teks
Bryar, Rosamund M., author
Palgrave, 1995
Buku Teks
Books for Midwives , 2004
Buku Teks
Diane Fraser, editor
Churchill livingstone , 2000
Buku Teks
Johnsson, Ruth, author
Elsevier Cruchill Livingstone, 2006
Buku Teks