Aschengrau, Ann
MA Jones & Bartlett Learning, 2014
Buku Teks SO
Chattopadhyay, Amit, 1963-
Jones and Bartlett Publishers , 2011
Buku Teks SO
Fos, Peter J.
Jossey- Bass, 2011
Buku Teks SO
Cwikel, Julie G
Columbia University Press, 2006
Buku Teks SO
Freeman, Ruth B.
W.B. Saunders , 1969
Buku Teks SO