G. Spitze and J. Logan Sons, Daughters, and Intergenerational Social Support // Journal of Marriage and Family 52 (1990): 420–430.
68
K. B. Wilson “Historical Evolution of Assisted Living in the United States, 1979 to the Present// Gerontologist 47, special issue 3 (2007): 8–22.
69
K. B. Wilson, R. C. Ladd, and M. Saslow Community Based Care in an Institution: NewApproaches and Defi nitions of Long Term Care, доклад на 41 й ежегодной научной конференции Американского геронтологического общества, Сан-Франциско, ноябрь 1988 г. Цит. по Wilson Historical Evolution.