{"source":"book","style":"apa","contributors": [{"function":"author","last":"Loether","first":"Herman","middle":"J"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Problems of aging : sociological and social psychological perspectives","publisher":"Dickenson Pub. Co.","city":"Encino, Calif.","year":"1975"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"1323822","isbn":"0822101521 9780822101529"}