Blum, Henrik L.
Human Science Press, 1981
Buku Teks
Reinke, William A., author
The John Hopkins University Press , 1972
Buku Teks
Nutt, Paul C.
John Wiley & Sons, 1984
Buku Teks
Zuckerman, Alan M., author
Health administration press, 2012
Buku Teks
Dignan, Mark B., author
Lea & Febiger, 1981
Buku Teks