Health Education Council , 1953
Buku Teks SO
Aschengrau, Ann, author
MA Jones & Bartlett Learning, 2014
Buku Teks SO
Fos, Peter J., author
Jossey- Bass, 2011
Buku Teks SO
Fos, Peter J., author
Jossey- Bass, 2011
Buku Teks SO
Friis, Robert H., author
Jones and Bartlett Publishers , 2014
Buku Teks SO