Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"James, Jacquelyn Boone and Wink, Paul",The crown of life : dynamics of the early postretirement period,,Springer Pub.,2007,Annual review of gerontology and geriatrics,,082610228X,,https://cir.nii.ac.jp/crid/1130000796941552256