McDaniel Susan A. Ed. Global ageing in the twenty -first century Challenges ,opportunities and implications. - England Ashgate 2013 - xvii;324p. cm. ISBN: 6592.9499999999998 Standard No.: 124857 Source: 018, 02/09/2014, Pioneer Book Distributors Textual Subjects--Topical Terms: Psychology Dewey Class. No.: S38, Q3