"id","author_first1","author_last1","title","year","publisher","place","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","keyword6","keyword7","type" "769","Richard F.","Nyrop","Area Handbook for the Yemens","1977","United States Government Printing Office","Washington, D.C.","Economy","Education","Health","History","Islam","PDRY","Religion","YAR","book"