Deeds, Sigrid G.
Public Health education Section, 1979
Buku Teks
Hawthorne, Gillian, editor
Springer-Verlag, 2012
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Ferri, Fred F.
Elsevier, Saunders, 2014
Buku Teks SO
Harnish, Yvonne
National league for nursing , 1976
Buku Teks
Scott, Ronald W
Jones & Bartlett Learning, 2013
Buku Teks