Hausa Basic Course - audio CDs & text Author:Ibrahim Umaru, Carleton T. Hodge U.S. State Department Foreign Service Institute Hausa Basic Course. This course teaches the basic phonology and language structure, and provides a basic vocabulary. Reissued in 2005 on 14 audio CDs (15-1/2 hours of recording) with accompanying 420-p. text. Product No. AFHA01D.