Mooney, Gavin H., author
MacMillan Press , 1980
Buku Teks
Feldstein, Paul J., author
Delmar, 2012
Buku Teks
volume editors, Jan Howard and Anselm Strauss
John Wiley & Sons, 1975
Buku Teks
Rice, Thomas H., author
Health Administration Press, 2003
Buku Teks
edited by Frank A. Sloan
Cambridge University Press, 1996
Buku Teks