Johnson, Joyce Young, author
Lippincott , 1998
Buku Teks
Bailliere Tindall , 2001
Buku Teks
Morris, Stephen, author
Prentice-Hall, 1998
Buku Teks
Rorden, Judith Waring, author
W.B. Saunders Company, 1987
Buku Teks
Marks, John, author
Medical and Technical, 1975
Buku Teks