Decker, David L. Social gerontology : an introduction to the dynamics of aging / David L. Decker. - Boston : Little, Brown, c1980. - xv, 304 p. : ill. ; 23 cm. Bibliography: p. 277-295. and Index Subjects--Topical Terms: Gerontology--United States. Dewey Class. No.: 305.260973 / DES 1980