Larson, Ron, 1941-
D.C. Health, 1989
Buku Teks
Beecher, Judith A.
Pearson - Addison Wesley, 2008
Buku Teks
Young, Cynthia Y.
John Wiley & Sons, Inc, 2007
Buku Teks
Bruce, William J.
Appleton-Century-Crofts, 1971
Buku Teks
Marcus, Marvin
Houghton Mifflin, 1970
Buku Teks