"id","author_first1","author_last1","title","year","btitle","beditor_first","beditor_last","publisher","place","pages","keyword0","keyword1","keyword2","keyword3","type" "930","Fred","Halliday","The Yemens in the twentieth century","1987","Yemen: 3000 Years of Art and Civilisation in Arabia Felix","Werner","Daum","Pinguin-Verlag","Innsbruck","445-67","Colonization","History","Prerevolution","South Yemen","chapter"