TY - BOOK AU - Anderson, Henry R. AU - Ogilbee, William. TI - Aquifers in the Sokoto Basin, northwestern Nigeria, with a description of the general hydrogeology of the region, by Henry R. Anderson and William Ogilbee PY - 1973/// CY - Washington, U.S. Govt. Print. Off. KW - Aquifers--Nigeria--Sokoto River watershed KW - Water quality--Nigeria--Sokoto River watershed ER -