Morris, Deborah Gray, author
Mosby Elsevier , 2010
Buku Teks
Hext, Valda, author
Allen & Unwin , 2003
Buku Teks
Carver, Angela R., author
Medical Economics Books, 1987
Buku Teks
Fitz-Gibbon, Carol Taylor, author
Sage, 1978
Buku Teks
Uusipaikka, Esa, author
CRC Press, Taylor & Francis Group, 2009
Buku Teks