Williams, Frederich
Wadworth , 1987
Buku Teks
revised by Benjamin Perles and Charles Sullivan
Prentice-Hall, 1979
Buku Teks
Mosteller, Frederick
Addison Wesley Publ., 1983
Buku Teks
NEJM Books, 1986
Buku Teks
Kviz, Frederick J.
Litle, Brown & Co, 1980
Buku Teks