{"source":"book","style":"apa","contributors": [{"function":"author","last":"Washington","first":"Martha"},{"function":"author","last":"Powel","first":"Elizabeth"},{"function":"author","last":"Washington","first":"George"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Mount Vernon, to Elizabeth Powel, Philadelphia,","year":"1797"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"122316915"}