"id","author_first1","author_last1","title","year","publisher","place","keyword0","keyword1","keyword2","keyword3","keyword4","keyword5","keyword6","keyword7","keyword8","type"
"770","Richard F.","Nyrop","The Yemens. Country Studies","1986","United States Government Printing Office","Washington, D.C.","Ali","Ali Abdallah","History","PDRY","Qat","Religion","Tribes","YAR","Yemeni Socialist Party","book"