00301nam a2200121   45000820008000001000017000082450085000252600013001103000010001237000017001339420012001509990017001620 a4091 aCrewe, W. J.13aThe place of sudanese arabicbA study in comparative dialectology :cW. J. Crewe  aKhartoum  a18 p.1 aCrewe, W. J.  2ddccBK  c64039d64013