Hess, Beth B., 1928- Aging & old age : an introduction to social gerontology / Beth B. Hess, Elizabeth W. Markson. - New York : Macmillan, c1980. - xi, 372 p. : ill. ; 24 cm. Bibliography: p. [335]-359. Includes indexes. ISBN: 0023541008 Subjects--Topical Terms: Gerontology.Aging.Old age. Dewey Class. No.: 305.26 / HEA 1980