@book{90910,
	author = {Van Eenam, Weltha McLachlan,},
	title = {Analysis of recent group annuities supplementing retirement benefits under old-age and survivors insurance.},
	publisher = {Federal Security Agency, Social Security Administration, Office of the Actuary,},
	year = {1948.},
	series = {[U.S.] Social Security Administration. Office of the Actuary. Actuarial study,},
	address = {[Washington]},
	note = {Cover title.}
}