@book{66242,
	author = {TROLL, L.E.},
	title = {MODIFIED-EXTENDED FAMILIES OVER TIME: DISCONTINUITY IN PARTS, CONTINUITY IN WHOLES. EN: ADULTHOOD AND AGING. RESEARCH ON CONTINUITIES AND DISCONTINUITIES},
	publisher = {SPRINGER PUBLISHING CO.},
	year = {1996},
	address = {NUEVA YORK}
}