TY - BOOK AU - Davis,J.Ronnie AU - Morrall,John F. TI - Evaluating educational investment SN - 0669905224 AV - LC66 .D38 U1 - 379.1 PY - 1974///] CY - Lexington, Mass. PB - Lexington Books KW - Education KW - Economic aspects KW - United States KW - Manpower policy N1 - Includes bibliographical references ER -