Williams, David A.
Lippincott Williams & Wilkins, 2002
Buku Teks
Taylor, John B., 1946-
Ellis Horwood, 1993
Buku Teks
Thomas L. Lemke, editor
Wolters Kluwer/Lippincott Williams & Wilkins, 2013
Buku Teks
Patrick, Graham L
Oxford University Press, 2013
Buku Teks
Thomas, Gareth
John Wiley, 2007
Buku Teks