{"source":"website","style":"apa","website": {"title":"National geographic." },"contributors": [{"function":"author","last":"National Geographic Society (U.S.),"} ],"pubtype": {"main": "pubonline"},"pubonline": {"title":"National geographic.","url":"https://www.rbdigital.com/baltimorecountymd/zinio/landing?mag_id=931"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"818677644","issn":"0027-9358"}