McPherson, Barry D . Aging as a social process : an introduction to individual and population aging / by Barry D. McPherson. - Toronto : Butterworths , 1983. - xvi, 450p. : tables ; 23cm . Includes index ISBN: 0409848301 USD 19.95 Subjects--Index Terms: AGING Dewey Class. No.: 305.26 / MCP/A