Dawson, John Philip
Foundation Press, 1969
Buku Teks
Winfield, P.H.
Sweet & Maxwell, Limited, 1948
Buku Teks
Kovacic-Fleischer, Candace S.
Thomson/West, 2011
Buku Teks
Leavell, Robert N.
West Publishing, [date of publication no identified]
Buku Referensi
Pasner, Richard A.
Little, Brown & Co., 1982
Buku Teks