Leger, Daniel W.
HarperCollins, 1992
Buku Teks SO
Young, Caroline
Jones and Bartlett, 2011
Buku Teks SO
Arrigo, Bruce A.
Pearson/Prentice Hall, 2006
Buku Teks SO
Pasquali, Elaine Anne dkk
Mosby , 1985
Buku Teks SO
Pasquali, Elaine Anne
Mosby , 1989
Buku Teks SO