Gregg, Davis Weiner
Group life insurance : an analysis of concepts, contracts, costs and company practices
University of Pennsylvania by R.D. Irwin, 1962
 Buku Teks
Group life and health insurance: part C
Larry E. Breitenbach ...[et al.]
Health Insurance Association, 1994
 Buku Teks
Group life and health insurance; Part B
by Health Insurance Association of America
Health Insurance Association of America, 1994
 Buku Teks
Huebner, S. S.
Life insurance
Appleton Century Crofts, 1972
 Buku Teks
Group insurance
edited by William F. Bluhm, Daniel D. Skwire, Stephen J. Kaczmarek and Kristi M. Bohn
ACTEX Publications, 2012
 Buku Teks