Boning, E. Case studies innovation in higher education : three German universities: Aachen, Bochum, Konstanz / E. Boning & K. Roeloffs - Paris : OECD , 1971 - 168 p. : ill. ; 22 cm. Includes bibliographical references and index. Subjects--Topical Terms: EducationEducational innovations Dewey Class. No.: 370 / BON