Gregg, Davis Weiner
University of Pennsylvania by R.D. Irwin, 1962
Buku Teks
Greeg, Davis W.
Richard D. Irwin, Inc., 1960
Buku Teks
Larry E. Breitenbach ...[et al.]
Health Insurance Association, 1994
Buku Teks
by Health Insurance Association of America
Health Insurance Association of America, 1994
Buku Teks
Huebner, S. S., author
Appleton Century Crofts, 1972
Buku Teks