"id","author_first1","author_last1","title","year","btitle","beditor_first","beditor_last","publisher","place","pages","type" "1823","Günther","Schweizer","Gastarbeiter in Saudi-Arabien","1980","Trockengebiete. Natur und Mensch im ariden Lebensraum. Festschrift zum 60. Geburtstag von Helmut Blume","Barth","H.K.","Selbstverlag des Geographischen Instituts der Universität Tübingen","Tübingen","353-65","chapter"