@book{58787,
	author = {GARDNER, C.A.},
	title = {A GRANDPARENT'S PERSPECTIVE: A SPECIAL RELATIONSHIP. EN: QUALITY OF LIFE. VOLUME I: CONCEPTUALIZATION AND MEASUREMENT},
	publisher = {AMERICAN ASSOCIATION ON MENTAL RETARDATION},
	year = {1996},
	address = {WASHINGTON,DC (USA)}
}