Reinke, William A.
The John Hopkins University Press , 1972
Buku Teks
Nutt, Paul C.
John Wiley & Sons, 1984
Buku Teks
Zuckerman, Alan M.
Health administration press, 2012
Buku Teks
Dignan, Mark B.
Lea & Febiger, 1981
Buku Teks
Spiegel, Allen D.
Ablex Publishing Corporation, 1991
Buku Referensi