http://proquest.umi.com/pqdweb?index=9&sid=3&srchmode=1&vinst=PROD&fmt=6&startpage=-1&clientid=56146&vname=PQD&RQT=309&did=1331398451&scaling=FULL&ts=120 (Publisher version)
Kawachi, K. (2008). A grammar of Sidaama (Sidamo): a Cushitic language of Ethiopia. PhD Thesis, UMI, Ann Arbor.