Anderson, Frank W.
Springer-Verlag, 1992
Buku Teks SO
Ellis, Janice Rider
Lippincott Williams & Wilkins, 2007
Buku Teks SO
Hartley, B.
Chapman and Hall, 1992
Buku Teks SO
Myers, David G.
Worth Publishers, 2001
Buku Teks SO
Ellis, Janice Rider
Lippincott , 1996
Buku Teks SO