RT Web Page DB /z-wcorg/ DS http://worldcat.org ID 808737906 LA Undetermined UL http://search.ebscohost.com/direct.asp?db=f5h&jid=%22NGE%22&scope=site&authtype=ip,cpid&custid=hobsons T1 National geographic. A1 National Geographic Society (U.S.), PB National Geographic Society PP [Washington, D.C.] YR 19uu SN 0027-9358