TY - BOOK AU - Erikson,Erik H. AU - Erikson,Joan M. AU - Kivnick,Helen Q. TI - Vital involvement in old age SN - 0393023591 U1 - 305.2/6 19 PY - 1986/// CY - New York PB - Norton KW - Older people KW - Psychology KW - Life cycle, Human KW - Longitudinal studies KW - United States N1 - Includes index ER -