Rungapadiachy, Dev M., author
Butterworth-Heinemann, 1999
Buku Teks
Roemer, Milton I., author
Health Administration Press, 1976
Buku Teks
Oxford University Press, 1979
Buku Teks
Springer-Verlag, 1979
Buku Teks
Fry, John, 1922-
MTP Press , 1978
Buku Teks