Descripción
Notas:"Panel to Study the Research Program of the Economic Research Service, Committee on National Statistics, Commission on Behavioral and Social Sciences and Education, National Research Council."
Descripción Física:1 online resource (ix, 164 pages) : illustrations
Bibliografía:Includes bibliographical references (pages 147-152) and index.
ISBN:0585057842
9780585057842
9780309514583
0309514584